Studying Karate Academically: A Field-by-Field Guide to the Research Literature for University Students

About this guide. This article was written for undergraduate students at Japanese universities — in any field, whether in the sciences or the humanities. Its aim is to treat karate as a subject of serious academic research and to offer an “entry point to the scholarly literature” that you can connect to your own discipline. The original is a roughly 23,000-character Japanese article prepared for mejiro.info (Japanese edition: mejiro.info/ja/).

Note for non-Japanese readers: Because the article was written with the Japanese academic environment in mind, it names many Japanese universities, academic societies, journals, and databases. Even if you are based outside Japan, these can be read as a concrete case study of how a national research ecosystem around a martial art is organized — and the international, English-language references cited here apply everywhere.

A note on key terms

Throughout this guide, several Japanese karate and martial-arts terms are used. Each is glossed in English on first use; the table below collects them for quick reference.

Term (rōmaji)	Japanese	Meaning
karate	空手	literally “empty hand”; the unarmed striking art
tōde / karate	唐手	“Tang (China) hand,” the older way of writing the word, standard before the 1930s
tī (te)	手	“hand”; the indigenous Okinawan fighting art that preceded karate
kata	型／形	prescribed solo forms — fixed sequences of techniques
kumite	組手	sparring; paired fighting practice or competition
sundome	寸止め	“stopping short”; non-contact, point-style competition (the WKF/Olympic format)
full-contact	フルコンタクト	styles and competition in which strikes land with full force (e.g., Kyokushin)
budō	武道	the “martial way”; martial arts understood as a path of self-cultivation
bujutsu	武術	“martial technique”; the practical combat skills, often contrasted with budō
dōjō	道場	training hall

Introduction — From “Practicing Karate” to “Researching Karate”

Karate is an unarmed striking art with a genuinely global footprint: the World Karate Federation (WKF), citing a report by KPMG, describes it as having “over 100 million practitioners and supporters” worldwide. At the Tokyo 2020 Olympics (held in 2021), karate appeared as an additional event proposed by the host city and was contested at the Nippon Budōkan in Tokyo. (It was not included at Paris 2024, and it is not among the scheduled events for Los Angeles 2028; nothing has been decided for 2032 and beyond.) The WKF reports 201 member federations. And yet, as a subject of university and graduate-level research, karate has accumulated far less scholarship than judo or kendo. That very gap is what makes it, for an undergraduate about to begin research, a largely uncharted territory with plenty of room to enter.

This guide is a practical, cross-disciplinary map for undergraduates who want to study karate in some academic form. It organizes who is writing what kind of research, and in which field. Each section introduces representative scholars and their key articles and books, the academic societies and journals worth following, and the open problems that remain in that field. Read it as a map for connecting your own area of specialization — whether that is physical education, history, anthropology, or engineering — to the study of karate.

On sources. Every book and article mentioned here is given with full bibliographic details in the “Selected Bibliography” at the end. When you begin your own research, always go back to the original sources and cite them according to the conventions of your field (Harvard, Chicago, APA, etc., following the rules of your academic society).

Chapter 1 — A Map of Karate Research: Why It Can Be “Scholarship”

Karate is, by its very origins, a composite object that does not fit neatly into a single discipline. It has roots in pre-19th-century Okinawa, was imported into mainland Japan in the modern era, and after World War II spread worldwide by way of U.S. military bases. Along that path, styles, organizations, competitive formats, philosophies, and bodily techniques branched off and influenced one another. This complexity is exactly what makes karate a treasure trove for interdisciplinary research.

Research on karate is broadly developed across the following fields.

Field	Central questions	Main methods
Budō studies / martial-arts history	How to situate karate as a “budō”; the process of modernization	Literature review, conceptual history
Okinawan studies / Ryūkyū cultural history	The history of tī and tōde in Okinawan society	Primary sources, oral history
Sport sociology / cultural anthropology	The social structure of dōjō, styles, and globalization	Participant observation, interviews
Kinesiology / biomechanics	Mechanical and neuroscientific analysis of punches, kicks, and footwork	Motion analysis, EMG, force sensors
Sports medicine / health science	Injury epidemiology, health effects, value as a lifelong sport	Epidemiology, intervention studies
Education / PE pedagogy	School PE, the martial-arts requirement, character formation	Lesson analysis, history of education
Philosophy / history of martial-arts thought	Martial-arts thought; relation to Zen and Shintō; the reception of “Bushidō”	Intellectual history, textual analysis
Representation / media studies	Representations of karate in film, manga, and games	Representation analysis, reception studies
Management / sport business	Dōjō management, organizational governance, promotion	Organization theory, case studies
Psychology / sport psychology	Self-efficacy, aggression, mental health	Questionnaires, experiments

The chapters that follow introduce representative work and researchers in each of these fields.

Chapter 2 — Budō Studies and Martial-Arts History: Placing Karate Within “Budō”

One of the heartlands of karate research is the study of budō and martial-arts history centered on the Japanese Academy of Budo (Nihon Budō Gakkai). Founded in 1968, the academy publishes its journal Research Journal of Budo (Budōgaku Kenkyū) twice a year (with one printed volume per year). Issues from volume 1, number 1 to the present are, as a rule, openly available on J-STAGE, so even undergraduates can access the full texts for free from home.

Note for non-Japanese readers: J-STAGE is Japan’s national platform for academic journals (run by the Japan Science and Technology Agency), and CiNii is the national database of articles, books, and dissertations. Both are free and are the Japanese equivalents of, say, JSTOR or a national open-access portal. They appear repeatedly in this guide.

2-1 Essential single-author books

Nakajima Tetsuya. Kindai Nihon no budō-ron [Theories of Budō in Modern Japan: The Birth of the “Sportification of Budō” Problem]. Kokusho Kankōkai, 2017.
- The author, in the Faculty of Education at Ibaraki University, draws on his doctoral dissertation to historicize — and question — the very dichotomy of “what is budō?” versus “what is sport?” It is not a study of karate alone, but it overturns the premises of nearly all martial-arts research, karate included.
Sangawa Tsuneo. Nihon budō to tōyō shisō [Japanese Budō and Eastern Thought]. Heibonsha, 2014.
- A culminating work in the intellectual history of budō by a leading figure in sport anthropology — a professor emeritus at Waseda University who has served as president of the Japan Society of Sport Anthropology, president of the Asian Society of Sport Anthropology, and vice president of the Japan Society of Physical Education.
Uozumi Takashi. Budō no rekishi to sono seishin [The History and Spirit of Budō]. Nippon Budōkan, 2014; and the Open University of Japan textbook Nihon no dentō bunka to budō [Japan’s Traditional Culture and Budō].
- Written by an author who taught at the International Budo University and then as a specially appointed professor at the Open University of Japan, this is widely cited as an introduction to budō in general.
Tomozoe Hidenori. Taiiku no ningen keisei-ron [A Theory of Character Formation through Physical Education]. Taishūkan, 2009; and, as editor, Kōgi supōtsu rinrigaku o manabu [Lectures: Studying Sport Ethics — The Nature of Modern Sport and Its Ethical Problems]. Taishūkan, 2025.
- A body of work by a scholar long based in the Faculty of Sport Sciences at Waseda University, connecting sport ethics and theories of character formation to contemporary debates about budō.
Irie Kōhei (ed.). Budō bunka no tankyū [Inquiries into Budō Culture]. Fumaidō, 2003.
- A collection of essays on the cultural theory of budō, centered on the University of Tsukuba.
Ōboki Teruo. Bu no sobyō [A Sketch of the Martial: An Experiential Theory of Budō Centered on “Ki”]. Nippon Budōkan, 2000; among many co-authored and edited works such as Kendō no rekishi [The History of Kendo]. All Japan Kendo Federation, 2003.
- Essays by a major figure in the intellectual history of budō and the history of kendo, who later also served as president of the Japanese Academy of Budo.

2-2 Articles worth consulting (examples from Research Journal of Budo)

Research Journal of Budo has carried a steady stream of work on karate. The following are representative examples searchable on J-STAGE.

Kadekaru Tōru, “A Study of the Creation of Karate (Tōde) Kata in the Modern Era: Reading the ‘Composition of Kata’ in Funakoshi Gichin’s Writings” (Research Journal of Budo, vol. 49, no. 2, 2016), one of a series of essays attempting to reconstruct the history of Okinawan karate. The author earned a PhD in Sport Sciences from Waseda University with the dissertation “The Creation and Development of Okinawan Karate: Tracing the Changes in Its Name” (2017), and is the foremost specialist on the history of karate in the Japanese-language scholarship.
Nakajima Tetsuya’s papers on the history of the “budō versus sport” debate.
Papers on the history of kendo and the intellectual history of budō by Sakai Toshinobu (University of Tsukuba), which offer a vantage point for relativizing martial arts in general — useful even for karate research.
Martial-arts history papers by Kudō Ryūta (focused on the history of aikido, but bearing on the formation of the modern concept of budō).

2-3 Open problems

The history of how styles formed after karate entered mainland Japan. The process by which the “style” (ryū) concept became established in Shōtōkan, Wadō-ryū, Shitō-ryū, and Gōjū-ryū has still not been written up systematically.
Historical-sociological research on the postwar full-contact styles. Scholarly research grounded in the internal documentary sources of organizations such as Kyokushin Kaikan, Ashihara Kaikan, and Seidōkai is still thin. If an undergraduate or graduate student gets to the primary sources, there is certainly something new to be said here.

Chapter 3 — Okinawan Studies and Ryūkyū Cultural History: Tracing the Origins of “Tī”

The other heartland of karate research is Okinawan studies. Okinawa has passed through dramatic changes of political regime — the Ryūkyū Kingdom, Satsuma domain rule, incorporation into Japan, U.S. military administration, and reversion to Japan — so its historical sources are scattered and there is a heavy reliance on oral tradition. That is precisely why the patient work of consulting primary sources pays off in this field.

3-1 Essential reading

Kinjō Hiroshi. Tōde kara karate e [From Tōde to Karate]. Nippon Budōkan, 2011.
- The author observed the Okinawan karate world from the inside, from the prewar through the postwar period, and was the editor-publisher of the Karate Jihō-sha edition of the monthly Gekkan Karate-dō (launched 1956). A first-rate source that bridges testimony and documents.
Takamiyagi Shigeru, Shinzato Katsuhiko, and Nakamoto Masahiro. Okinawa karate kobudō jiten [Encyclopedia of Okinawan Karate and Kobudō]. Kashiwa Shobō, 2008.
- An encyclopedic work covering Okinawan karate and kobudō (the weapons arts). A desk companion for looking up researchers, styles, kata, and equipment.
Hokama Tetsuhiro. Karate-dō rekishi nenpyō [A Chronological Table of Karate History]. Okinawa Tosho Center.
- Organizes events in karate history in timeline form.
Okinawa Prefectural Board of Education. Okinawa Karate and Kobudō Basic Survey Reports, various years.
- Foundational sources officially compiled by Okinawa Prefecture. Also available for consultation at the Okinawa Karate Kaikan (in Tomigusuku City).
Kadekaru Tōru. Okinawa karate no sōzō to tenkai [The Creation and Development of Okinawan Karate: Tracing the Changes in Its Name]. PhD dissertation in Sport Sciences, Waseda University, 2017.
- Available in full on the Waseda University repository. One of the most systematic studies of the history of modern Okinawan karate that an undergraduate can access.
Takara Kurayoshi. Ryūkyū ōkoku [The Ryūkyū Kingdom]. Iwanami Shinsho, 1993.
- A foundational text on Ryūkyū history; essential for understanding Ryūkyūan society as the prehistory of karate.
Arasaki Moriteru. Okinawa gendai-shi [A Contemporary History of Okinawa]. New ed., Iwanami Shinsho, 2005.
- The standard work for getting a grip on Okinawa during the period of U.S. administration and reversion.

3-2 Journals worth consulting

Okinawa Bunka Kenkyū (Okinawa Culture Research, Hōsei University Institute for Okinawan Studies, annual)
Okinawa Bunka (Okinawan Culture, Okinawa Cultural Association)
Journal of the Society for Near Eastern Studies in Japan, Nihonshi Kenkyū (Journal of Japanese History), and other journals in adjacent fields, consulted as appropriate.

3-3 Okinawan studies and karate history outside Japan

Mark Bishop. Okinawan Karate: Teachers, Styles and Secret Techniques. A&C Black, 1989.
Patrick McCarthy. Bubishi: The Classic Manual of Combat. Tuttle, 1995/2016.
Tetsuhiro Hokama. History and Traditions of Okinawan Karate. Masters Publication, 1996 (first edition; many revised editions since).
George H. Kerr. Okinawa: The History of an Island People. Tuttle.
Gregory Smits. Visions of Ryukyu. University of Hawai’i Press, 1999.
Gregory Smits. Maritime Ryukyu, 1050–1650. University of Hawai’i Press, 2019.

For undergraduates choosing Okinawan studies, the two main domestic hubs are the University of the Ryukyus (Faculty of Humanities and Social Sciences; Faculty of Global and Regional Studies; Graduate School of Education) and the Hōsei University Institute for Okinawan Studies.

Chapter 4 — Sport Sociology and Cultural Anthropology: Reading the Dōjō as a “Small Society”

Sport sociology and cultural anthropology treat karate as an intersection of the group, the institution, and the body. The research centers on observation and interviewing: master–disciple relationships in the dōjō, etiquette, gender, generation, and the interplay of globalization and localization.

4-1 Representative researchers and work in Japan

Inoue Shun (professor emeritus, Kyoto University): Budō no tanjō [The Birth of Budō]. Yoshikawa Kōbunkan, 2004. A classic that gives a sociological account of the invention and institutionalization of the concept of “budō” in Japan. It has no chapter on karate, but it is essential as a way of relativizing karate research.
Yamaguchi Kaori (professor, Faculty of Health and Sport Sciences, University of Tsukuba; gold medalist at 52 kg at the 3rd Women’s World Judo Championships in 1984 — the first Japanese woman to become a world champion — and bronze medalist in the same division at the 1988 Seoul Olympics): numerous essays on budō and gender and on organizational governance.
Raita Kyōko (Chukyo University): a leading scholar of sport and gender; essential reading for thinking about gender issues in budō.
Tomozoe Hidenori: as above; works on sport ethics and the philosophy of physical education.
Kiku Kōichi (University of Tsukuba): sport sociology; has papers related to the “sportification of budō” debate.

4-2 Essential articles and books from abroad

In the English-speaking world, the sociology and anthropology of karate has, over the past two decades, become organized as an interdisciplinary field under the name Martial Arts Studies. Here are some articles that are accessible even to undergraduates.

Gary J. Krug. “The Feet of the Master: Three Stages in the Appropriation of Okinawan Karate into Anglo-American Culture.” Cultural Studies ↔ Critical Methodologies, 1(4), 2001, pp. 395–410.
- A classic that serves as a starting point for the sociology of karate, describing three stages in the reception of Okinawan karate into Anglo-American culture (military appropriation, mystification, and commercialization).
Kevin S. Y. Tan. “Constructing a Martial Tradition: Rethinking a Popular History of Karate-Dou.” Journal of Sport and Social Issues, 28(2), 2004, pp. 169–192.
- An important paper that critically examines the popularly told “history of karate.”
Paul Bowman. Martial Arts Studies: Disrupting Disciplinary Boundaries. Rowman & Littlefield, 2015.
Paul Bowman (ed.). The Martial Arts Studies Reader. Rowman & Littlefield, 2018.
Sixt Wetzler. “Martial Arts Studies as Kulturwissenschaft: A Possible Theoretical Framework.” Martial Arts Studies, 1, 2015.
- An article from the inaugural issue of the open-access journal of the same name, published by Cardiff University Press — free for undergraduates to read.
Raúl Sánchez García. The Historical Sociology of Japanese Martial Arts. Routledge, 2018.
García & Spencer (eds.). Fighting Scholars: Habitus and Ethnographies of Martial Arts and Combat Sports. Anthem, 2013.
Channon & Matthews (eds.). Global Perspectives on Women in Combat Sports. Palgrave, 2015.

4-3 Adjacent research worth consulting for methodology

If you are going to study karate ethnographically, ethnographies of other combat sports will inevitably become points of reference.

Loïc Wacquant. Body & Soul: Notebooks of an Apprentice Boxer. Oxford University Press, 2004. (A participant-observation ethnography of a boxing gym.)
Greg Downey. Learning Capoeira: Lessons in Cunning from an Afro-Brazilian Art. Oxford University Press, 2005.
Joseph S. Alter. The Wrestler’s Body: Identity and Ideology in North India. UC Press, 1992.

Chapter 5 — Kinesiology and Biomechanics: “Measuring” Punches and Kicks

For students in the sciences, kinesiology and biomechanics offer the easiest point of entry. A karate strike generates large force over a short time and distance, making it an ideal object for mechanics, physiology, and neuroscience.

5-1 Research centers and researchers in Japan

Faculty of Health and Sport Sciences, University of Tsukuba: a center for budō studies and kinesiology, with a large body of research on the kinematics of striking, three-dimensional analysis of sparring movements, and the physical characteristics of competitive kumite athletes.
Nippon Sport Science University (Faculty of Sport Science / Graduate School of Health and Sport Science): competitive-movement analysis and training science.
Institute of Budo and Sport Science, International Budo University: as a university specializing in budō, it continually publishes research on karate movement and physical conditioning. The institute was established in 1986 as the Nippon Budōkan’s “Budō Science Research Center,” and was transferred to the university in 1995, when it took its current name.
National Institute of Fitness and Sports in Kanoya: a national university of physical education with a well-equipped biomechanics laboratory.
Sports Sciences (Department of Life Sciences), Graduate School of Arts and Sciences, University of Tokyo: many laboratories with a basic-research orientation.

5-2 Areas of representative research

The following themes have been treated repeatedly in journals such as Research Journal of Budo, Japan Journal of Physical Education, Health and Sport Sciences, Japanese Journal of Sports Sciences (Training Science), Sports Performance Research, and Studies in Coaching Science. Searching J-STAGE with keywords like “空手” (karate), “組手” (kumite), and “打突” (striking) will turn up many related articles.

Three-dimensional motion analysis of high punches, mid-level punches, roundhouse kicks, and front kicks
Measurement of striking force and speed using force plates and accelerometers
Analysis of agonist–antagonist coordination patterns via surface EMG
Gaze analysis and reaction time in kumite
Studies on predicting and anticipating scoring actions in sundome (point-style) competition
Biomechanics of knockout techniques in full-contact competition
The mechanism of rotational-torque generation in the jumping back roundhouse kick and the back roundhouse kick

5-3 International journals

Journal of Strength and Conditioning Research
Sports Biomechanics
Journal of Sports Sciences
Archives of Budo (an international journal specializing in martial arts, published in Poland)
Journal of Human Kinetics
International Journal of Sports Medicine
Journal of Sports Science and Medicine (open access)

Searching PubMed, Web of Science, or Scopus for “karate kumite biomechanics” and similar terms shows that, since 2000, dozens of papers have been published every year.

Chapter 6 — Sports Medicine and Health Science: Injury Prevention and Health Benefits

Karate is an object of medical and scientific research both as a lifelong sport and as a conditioning target for elite athletes.

6-1 Injury epidemiology

In full-contact styles, head and facial trauma, internal-organ injuries from blows to the liver and kidneys, and lower-leg contact injuries are the main concerns. The risk of chronic traumatic encephalopathy (CTE) is debated on an ongoing basis, together with boxing and MMA.
In sundome (non-contact) styles, the main issues are facial trauma from accidental contact, falls, shoulder injuries, and lower-back disorders.
In Japan, related papers appear in the Japanese Journal of Clinical Sports Medicine and the Journal of Japanese Society for Orthopaedic Sports Medicine (the society renamed itself the “Japanese Orthopaedic Society for Sports Medicine” in 2019); abroad, in the British Journal of Sports Medicine, the American Journal of Sports Medicine, and the Clinical Journal of Sport Medicine.

6-2 Health benefits

Karate is being examined from a public-health perspective as an activity that can be sustained even at one or two sessions a week.

Karate practice as a fall-prevention intervention for older adults
Development of coordinated movement in children (connecting to research on Developmental Coordination Disorder, DCD)
Physical-activity interventions for children with ADHD
Martial-arts intervention research for depression and PTSD (where overseas work leads, with several meta-analyses)
The effect of dōjō practice in preventing social isolation

In Japan, laboratories at the University of Tsukuba, the University of Tokyo, Tokyo Medical and Dental University (now Institute of Science Tokyo), and Juntendo University, among others, address this kind of research within the framework of exercise epidemiology and health and sport science.

6-3 Societies worth consulting

Japanese Society of Clinical Sports Medicine
Japanese Society of Physical Fitness and Sports Medicine
Japan Epidemiological Association for Physical Activity
Japanese Orthopaedic Society for Sports Medicine
Japanese Academy of Budo (which, through its subcommittees such as the karate subcommittee, also carries work on injury and health)

Chapter 7 — Education and PE Pedagogy: The Martial-Arts Requirement and Karate Today

Since the 2012 school year, budō has been a required subject in the first and second years of health and physical education in Japanese junior high schools (under the junior-high-school Course of Study promulgated in March 2008). The Course of Study explicitly names three core events — judo, kendo, and sumo — and, depending on regional and school circumstances, naginata, kyūdō, karate, Shōrinji Kempō, aikido, and jūkendō may also be taught (the nine budō disciplines belonging to the Japanese Budo Association). However, according to the Nippon Budōkan’s comprehensive survey, in practice judo is overwhelmingly the most commonly taught (a little over 60% of schools), while schools that teach karate amount to only a few percent. This is a major research subject for education and PE-pedagogy studies.

Note for non-Japanese readers: The “Course of Study” (gakushū shidō yōryō) is the national curriculum standard issued by Japan’s Ministry of Education (MEXT); it is legally binding for all schools. The 2012 “martial-arts requirement” made budō compulsory for junior-high students nationwide — a policy with no close equivalent in most other countries, and therefore an unusually rich case for comparative research.

7-1 Major research themes

The policy-formation process of the martial-arts requirement, and verification of its implementation on the ground
Development of teaching content for karate in junior-high and high-school health and physical education
The place of budō and karate in university physical education
Cases of introducing budō into school education abroad (Canada, France, Brazil, etc.)
Verifying the effects of character formation and moral education in the dōjō

7-2 Relevant researchers and centers

Tomozoe Hidenori: philosophy of physical education and sport, and theory of PE.
Kiku Kōichi: sociology of physical education and curriculum theory.
Policy-research reports from the National Institute for Educational Policy Research and the Japan Sports Agency.
Graduate programs in PE at the University of Tsukuba, Tokyo Gakugei University, Nara University of Education, and others.

7-3 Societies and journals worth consulting

Japanese Society of Physical Education Pedagogy, Studies in the Pedagogy of Physical Education
Japan Society of Physical Education, Health and Sport Sciences, Japan Journal of Physical Education, Health and Sport Sciences
Japanese Academy of Budo, Research Journal of Budo (essays on budō education)
Japan Curriculum Research and Development Association

Chapter 8 — Philosophy and the History of Martial-Arts Thought: Questioning the “Dō” of Karate-dō

Karate is also called karate-dō. Research that philosophically re-examines this “dō” (the “way”) connects with the intellectual history of modern Japan and with religious studies.

8-1 Classic texts

Funakoshi Gichin. Ryūkyū kenpō: Tōde [Ryūkyū Kenpō: Tōde]. Bukyōsha, 1922. The first systematic karate book published in mainland Japan.
Funakoshi Gichin. Rentan goshin: Tōde-jutsu [Tempering the Spirit and Self-Defense: The Art of Tōde]. Kōbundō Shoten, 1925.
Funakoshi Gichin. Karate-dō kyōhan [Karate-dō: The Master Text]. Ōkura Kōbundō, 1935. Systematized the written form “karate” (空手) and the concept of “dō.”
Funakoshi Gichin. Karate-dō ichiro [Karate-dō: My Way of Life]. Sangyō Keizai Shinbunsha, 1956.
Motobu Chōki. Watashi no Tōde-jutsu [My Art of Tōde]. Tokyo Tōde Kyūkai, 1932.
Mabuni Kenwa and Nakasone Genwa. Kōbō jizai goshin kenpō: Karate-dō nyūmon [Free Offense and Defense, Self-Defense Kenpō: An Introduction to Karate-dō]. Kyōbunsha Shoten, 1938.
Kanō Jigorō. Kanō Jigorō chosakushū [Collected Writings of Kanō Jigorō]. Gōgatsu Shobō, 1992. The budō thought of the founder of judo; greatly influential on the history of karate as well.

8-2 Studies

Tomiki Kenji. Budō-ron [On Budō]. Taishūkan, 1991.
Sangawa Tsuneo. Nihon budō to tōyō shisō [Japanese Budō and Eastern Thought]. Heibonsha, 2014.
Ōboki Teruo. Bu no sobyō [A Sketch of the Martial: An Experiential Theory of Budō Centered on “Ki”]. Nippon Budōkan, 2000.
John J. Donohue. Herding the Ox: The Martial Arts as Moral Metaphor. Turtle Press, 1998.
Alexander Bennett. Bushido and the Art of Living. Japan Publishing Industry Foundation for Culture, 2017.
- A professor at Kansai University (originally from New Zealand) and a leading figure in communicating Bushidō and budō thought to the English-speaking world.
Alexander Bennett. Kendo: Culture of the Sword. UC Press, 2015.
G. Cameron Hurst. Armed Martial Arts of Japan: Swordsmanship and Archery. Yale UP, 1998.

8-3 Open questions

The shifts in meaning of the concept of “Bushidō” before and after World War II, and the differences in how the concept of “dō” was received within karate.
A re-examination of the relationships among Zen, Shintō, Confucianism, and budō (which are often excessively mystified).
The “transformation of thought” that occurred as karate-dō was received abroad (the theme touched on by Krug 2001).

Chapter 9 — Representation and Media Studies: How the Image of “Karate” Was Made

Karate acquired a worldwide image through film, manga, television, and games. As an object of representation and media studies, the research material is extremely abundant.

9-1 Source material

Film: The Karate Kid (1984); Cobra Kai (2018– ); the series of Kyokushin karate films beginning with Chiba Shin’ichi’s Karate Bullfighter (Kenka Karate: Kyokushin-ken) (1975, Toei); the Hong Kong and Taiwanese karate films of Kurata Yasuaki and others; The Strongest Karate (Chijō saikyō no karate) (1976, a documentary film of the 1st Kyokushin World Tournament); and The Strongest, Last Karate (Saikyō saigo no karate) (1979, directed by Kajiwara Ikki).
Manga and anime: Karate Baka Ichidai (“Karate Crazy for Life”; story by Kajiwara Ikki, art by Tsunoda Jirō / Kagemaru Jōya; Kodansha); Grappler Baki; Shura no Mon; Hajime no Ippo; Holyland; Karate Jigokuhen; and others.
Games: the karate characters of the Virtua Fighter, Tekken, and Street Fighter series.
Documentaries: karate programs on NHK, WOWOW, Amazon Prime, and elsewhere.

9-2 Studies worth consulting

Krug (2001), cited above: a three-stage model of the reception of the karate image.
Paul Bowman. Theorizing Bruce Lee. Rodopi, 2010.
- Analyzes representations of East Asian martial arts, centered on Bruce Lee; a methodological reference point for the study of karate representation.
Special issues of Martial Arts Studies on representation.
In Japan, essays on karate representation appear sporadically in Eureka (Yuriika), Gendai Shisō, Manga Kenkyū (Japanese Journal of Manga Studies), and the Bulletin of the Japan Society for Cinema Studies.
The cultural-studies work of Tanaka Tōko (University of Tokyo) and Kitada Akihiro (University of Tokyo) can be applied methodologically.

9-3 Open questions

A media-studies re-examination of the 1970s “karate boom” (the serialization of Karate Baka Ichidai, the Kyokushin World Tournament, and the Toei films).
The blending of images of Japanese, Okinawan, and Chinese martial arts abroad, and the expansion of the concept of “karate.”
The intersection of 2020s K-pop and anime culture with representations of budō.

Chapter 10 — Management and Sport Business: Dōjō Management and Organizational Governance

A dōjō is a textbook example of a subscription-based membership business. As an object of management and sport-management research, it is continuous with research on fitness clubs, yoga studios, and the market for cram schools and lessons.

10-1 Major themes

Monthly fees, churn rates, local siting, and lifetime value (LTV) of dōjō
The governance of styles and governing bodies (the Japan Karatedo Federation, the WKF, and the various full-contact organizations)
Certified-instructor systems and the licensing business
The career paths of karateka in promoted combat sports (K-1, RIZIN, ONE, Glory)
The corporate histories of equipment makers (Kusakura, Mizuno, ISAMI, Tōkaidō, Adidas Karate)
Dōjō M&A and franchising

10-2 Research areas worth consulting

Japan Society of Sport Management, Japanese Journal of Sport Management (launched 2009)
Sport-management laboratories at the Graduate School of Sport Sciences, Waseda University, and the Faculty of Health and Sport Sciences, University of Tsukuba.
Abroad: European Sport Management Quarterly, Journal of Sport Management.

10-3 Good topics for case studies

A history of the relationship between the Japan Karatedo Federation and the Japanese Olympic Committee.
An organization-theory analysis of the split of Kyokushin Kaikan after the death of Ōyama Masutatsu in 1994 (into the Matsui faction, Shinkyokushin, Kyokushinkan, the Kyokushin Union, and others).
The designation of Okinawan karate as intangible cultural heritage, and “karate tourism” strategies by the prefecture and municipalities.
The governance of alumni associations, federations, and support associations of university karate clubs.

Chapter 11 — Psychology and Sport Psychology: Competitive Anxiety, Self-Efficacy, and Aggression

Karate has long been an object of research in psychology as well.

11-1 Major themes

The relationship between competitive anxiety and match performance
Changes in self-efficacy through the process of earning ranks and promotions (kyū and dan grades)
Research on aggression and prosocial behavior in those with martial-arts experience (often framed as the meta-analytic question, “does budō reduce aggression?”)
Intervention effects on mental health (overlapping with the medical field above)
Emotion regulation and bodily awareness in those with martial-arts experience

11-2 Journals worth consulting

Japanese Society of Sport Psychology, Japanese Journal of Sport Psychology
Japanese Association of Health Psychology
Journal of Sport and Exercise Psychology
Psychology of Sport and Exercise

11-3 A caution

Propositions such as “budō builds character” or “budō reduces aggression” are often repeated in the media, but psychological verification is not so simple. Results depend strongly on the intervention period, the participants’ age, the style’s rules (full-contact or non-contact), and the quality of instruction, and even meta-analyses reach divided conclusions. When an undergraduate tackles this subject, it is important to read carefully for the methodological weaknesses of prior studies (sample size, standardization of the intervention, and the design of control groups).

Chapter 12 — Academic Societies and Research Organizations to Know

Undergraduates aspiring to research karate should learn early on about the following societies and research organizations. Many have student-membership systems, so for an annual fee of a few thousand yen you can subscribe to the journal and attend the annual conference.

12-1 In Japan

Society	Journal	Field
Japanese Academy of Budo	Research Journal of Budo	Budō in general; karate history; kinesiology
Japan Society of Physical Education, Health and Sport Sciences	Japan Journal of Physical Education, Health and Sport Sciences	PE and sport science in general
Japanese Society of Physical Fitness and Sports Medicine	Tairyoku Kagaku (Japanese Journal of Physical Fitness and Sports Medicine)	Sports medicine
Japanese Society of Clinical Sports Medicine	Japanese Journal of Clinical Sports Medicine (launched 1993)	Sports injury
Japanese Society of Sport Psychology	Japanese Journal of Sport Psychology	Psychology
Japan Society of Sport Management	Japanese Journal of Sport Management (launched 2009)	Management
Japan Society of Coaching Studies	Studies in Coaching Science	Theory of competitive coaching
Japanese Society of Physical Education Pedagogy	Studies in the Pedagogy of Physical Education	PE pedagogy
Japanese Society for the Philosophy of Sport and Physical Education	Journal of the Philosophy of Sport and Physical Education	Philosophy of PE
Japan Society of Training Science for Exercise and Sport	Training Science	Training
Okinawa Cultural Association	Okinawa Bunka (Okinawan Culture)	Okinawan studies

12-2 International

Martial Arts Studies Association (MASA). The Martial Arts Studies Research Network has been active since 2015, centered on Paul Bowman (Cardiff University), and was formally established as MASA in 2023. Its associated open-access journal, Martial Arts Studies (Cardiff University Press), is normally published in two issues per year.
International Martial Arts and Combat Sports Scientific Society (IMACSSS) (based in Poland; holds an annual international conference).
International Society for the History of Physical Education and Sport (ISHPES).
European College of Sport Science (ECSS).
American College of Sports Medicine (ACSM).

12-3 Research arms of karate organizations

Nippon Budōkan (public-interest incorporated foundation): publishes the monthly Gekkan Budō and various budō books, including many on karate history.
Japan Karatedo Federation (JKF): holds competition rules, instruction guidelines, and athlete data. Inquiries for research purposes are possible.
Okinawa Karate Kaikan: permanent exhibitions, document viewing, and support for researchers.
The head-office archives of organizations such as the International Okinawan Gōjū-ryū Karate-dō Federation (IOGKF), the International Shotokan Karate Federation (ISKF), Kyokushin Kaikan (Matsui faction), and Shinkyokushinkai.

Chapter 13 — Finding the Literature: A Practical Guide

For university students, searching the literature is the most basic research skill. Here is a practical summary of the databases you should use for karate research.

13-1 In Japanese

CiNii Research: the article, book, and dataset database operated by the National Institute of Informatics. Available even to undergraduates. https://cir.nii.ac.jp/
J-STAGE: operated by the Japan Science and Technology Agency (JST). Many journals make their full-text PDFs freely available. https://www.jstage.jst.go.jp/
National Diet Library Digital Collections: some prewar karate books are available for viewing (Funakoshi Gichin, Motobu Chōki, Mabuni Kenwa, demonstration photographs of Yabu Kentsū, and so on). https://dl.ndl.go.jp/
KAKEN: the database of Grants-in-Aid for Scientific Research. You can search for researchers and their ongoing projects. https://kaken.nii.ac.jp/
researchmap: a directory of researchers in Japan. You can comprehensively check the publications of a prospective adviser. https://researchmap.jp/
The institutional repositories of individual universities: the repositories of Waseda, Tsukuba, the University of the Ryukyus, the International Budo University, and others make doctoral dissertations and bulletin papers available.

13-2 English and international

Google Scholar: the most versatile starting line.
Web of Science and Scopus: available if your university subscribes.
PubMed: for medical and exercise science.
JSTOR and Project MUSE: for the humanities and social sciences.
SPORTDiscus: a database specializing in sport science.
Martial Arts Studies (mas.cardiffuniversitypress.org): open access, free to read.

13-3 Examples of search keywords

Rather than simply searching “karate,” try combinations like the following to reach the papers you want more easily.

In Japanese: “空手 AND 型” (karate AND kata), “空手 AND 歴史” (karate AND history), “空手 AND 沖縄” (karate AND Okinawa)
“唐手 OR トーディー” (tōde OR tōdī — reaches prewar sources)
“組手 AND バイオメカニクス” (kumite AND biomechanics), “組手 AND 動作解析” (kumite AND motion analysis)
“武道 AND 必修化” (budō AND compulsory requirement), “武道 AND 教育” (budō AND education)
In English: “karate AND kumite,” “karate AND Okinawa,” “karate AND injury,” “karate AND biomechanics,” “martial arts AND ethnography”

13-4 How to find primary sources

The search systems of the Okinawa Prefectural Archives, the National Archives of Japan, and the National Diet Library (the Tokyo Main Library, the Kansai-kan, and the International Library of Children’s Literature).
Prewar newspaper reprint editions: the Ryūkyū Shinpō, Okinawa Times, Asahi Shimbun, Yomiuri Shimbun, and Tokyo Nichi Nichi Shimbun.
Prewar and postwar specialist magazines: Gekkan Karate-dō (the Karate Jihō-sha edition launched in 1956 / the Fukushōdō edition), JKFan, Gekkan Full-Contact KARATE, and the U.S. magazines Black Belt and Karate Illustrated.
For the in-house bulletins of dōjō and organizations, you often need to inquire directly with the organization’s head office. If you explain your research purpose politely, permission to view is often granted.

Chapter 14 — Five Habits to Acquire as an Undergraduate

Always go to the original sources. Online summary articles, Wikipedia, and “my teacher said so” on social media can be a starting point for research, but they cannot be your evidence. Make it a habit to trace claims back to the original sources.
Support a single claim with multiple sources. Especially for the history of karate before the modern era, there is a large gap between tradition and documented fact. Treat as “fact” only what is corroborated by multiple independent sources.
Engage with research ethics from the very start. Take your university’s research-ethics training early. If you are going to do interviews or participant observation, learn the procedures of the research-ethics committee (IRB).
Clearly define “karate as your object.” Write with limits on style, lineage, organization, region, and period. Instead of generalizing — “karate is …” — get into the habit of writing “in postwar Shōtōkan-ryū …,” “in Okinawan Uechi-ryū …,” “in 1990s Kyokushin Kaikan ….”
Read the work of your prospective adviser before you apply. The single biggest key to choosing where to continue your studies is your compatibility with your adviser. Read at least three of their papers on CiNii, researchmap, or KAKEN before you visit the lab or make an inquiry.

Conclusion

Karate research is still a field with many blank spaces. Compared with judo and kendo, it is piled high with unorganized sources, unexplained transmissions of technique, and untested propositions. That is a weakness — and at the same time a great opportunity for the young researchers about to enter the field.

To translate the discomforts and discoveries that you have carved into your body through practice into words supported by sources, data, and concepts: that is the richest part of studying karate as scholarship. I hope this guide can serve as a map for that first step.

Selected Bibliography

Note for non-Japanese readers: For Japanese-language works, titles are given in romanized Japanese followed by an English translation in brackets. Author names are written surname-first, following Japanese convention.

In Japanese

Arasaki, Moriteru. Okinawa gendai-shi [A Contemporary History of Okinawa]. New ed., Iwanami Shinsho, 2005.
Funakoshi, Gichin. Ryūkyū kenpō: Tōde [Ryūkyū Kenpō: Tōde]. Bukyōsha, 1922.
Funakoshi, Gichin. Rentan goshin: Tōde-jutsu [Tempering the Spirit and Self-Defense: The Art of Tōde]. Kōbundō Shoten, 1925.
Funakoshi, Gichin. Karate-dō kyōhan [Karate-dō: The Master Text]. Ōkura Kōbundō, 1935.
Funakoshi, Gichin. Karate-dō ichiro [Karate-dō: My Way of Life]. Sangyō Keizai Shinbunsha, 1956.
Hokama, Tetsuhiro. Karate-dō rekishi nenpyō [A Chronological Table of Karate History]. Okinawa Tosho Center.
Inoue, Shun. Budō no tanjō [The Birth of Budō]. Yoshikawa Kōbunkan, 2004.
Irie, Kōhei (ed.). Budō bunka no tankyū [Inquiries into Budō Culture]. Fumaidō, 2003.
Kadekaru, Tōru. Okinawa karate no sōzō to tenkai [The Creation and Development of Okinawan Karate: Tracing the Changes in Its Name]. PhD dissertation in Sport Sciences, Waseda University, 2017 (Waseda University repository).
Kanō, Jigorō. Kanō Jigorō chosakushū [Collected Writings of Kanō Jigorō]. 3 vols., Gōgatsu Shobō, 1992.
Kinjō, Hiroshi. Tōde kara karate e [From Tōde to Karate]. Nippon Budōkan, 2011.
Mabuni, Kenwa, and Nakasone Genwa. Kōbō kenpō: Karate-dō nyūmon [Offense-and-Defense Kenpō: An Introduction to Karate-dō]. 1938.
Motobu, Chōki. Watashi no Tōde-jutsu [My Art of Tōde]. Tokyo Tōde Kyūkai, 1932.
Nakajima, Tetsuya. Kindai Nihon no budō-ron [Theories of Budō in Modern Japan]. Kokusho Kankōkai, 2017.
Ōboki, Teruo. Budō no shintai bunka [The Bodily Culture of Budō]. Sōbun Kikaku, 2003.
Sangawa, Tsuneo. Nihon budō to tōyō shisō [Japanese Budō and Eastern Thought]. Heibonsha, 2014.
Takamiyagi, Shigeru, Shinzato Katsuhiko, and Nakamoto Masahiro. Okinawa karate kobudō jiten [Encyclopedia of Okinawan Karate and Kobudō]. Kashiwa Shobō, 2008.
Takara, Kurayoshi. Ryūkyū ōkoku [The Ryūkyū Kingdom]. Iwanami Shinsho, 1993.
Tomiki, Kenji. Budō-ron [On Budō]. Taishūkan, 1991.
Tomozoe, Hidenori (ed.). Gendai supōtsu no rinri o tou [Questioning the Ethics of Modern Sport]. Taishūkan, 2010.
Uozumi, Takashi. Budō no rekishi to sono seishin [The History and Spirit of Budō]. Nippon Budōkan, 2014.

In English

Alter, Joseph S. The Wrestler’s Body: Identity and Ideology in North India. UC Press, 1992.
Bennett, Alexander. Kendo: Culture of the Sword. UC Press, 2015.
Bennett, Alexander. Bushido and the Art of Living. JPIC, 2017.
Bishop, Mark. Okinawan Karate: Teachers, Styles and Secret Techniques. A&C Black, 1989.
Bowman, Paul. Theorizing Bruce Lee. Rodopi, 2010.
Bowman, Paul. Martial Arts Studies: Disrupting Disciplinary Boundaries. Rowman & Littlefield, 2015.
Bowman, Paul (ed.). The Martial Arts Studies Reader. Rowman & Littlefield, 2018.
Channon, Alex, and Christopher R. Matthews (eds.). Global Perspectives on Women in Combat Sports. Palgrave, 2015.
Cook, Harry. Shotokan Karate: A Precise History. 2001.
Donohue, John J. Herding the Ox: The Martial Arts as Moral Metaphor. Tuttle, 1998.
Downey, Greg. Learning Capoeira. Oxford UP, 2005.
Funakoshi, Gichin. Karate-Dō Kyōhan. Kodansha International.
García, Raúl Sánchez. The Historical Sociology of Japanese Martial Arts. Routledge, 2018.
García, Raúl Sánchez, and Dale C. Spencer (eds.). Fighting Scholars. Anthem, 2013.
Haines, Bruce A. Karate’s History and Traditions. Tuttle, 1968.
Hokama, Tetsuhiro. History and Traditions of Okinawan Karate. Masters Publication, 2005.
Hurst, G. Cameron. Armed Martial Arts of Japan. Yale UP, 1998.
Kerr, George H. Okinawa: The History of an Island People. Tuttle.
Krug, Gary J. “The Feet of the Master.” Cultural Studies ↔ Critical Methodologies, 1(4), 2001.
McCarthy, Patrick. Bubishi: The Classic Manual of Combat. Tuttle, 1995/2016.
Niehaus, Andreas. “‘If you want to cry, cry on the green mats of Kôdôkan.'” International Journal of the History of Sport, 23(7), 2006.
Smits, Gregory. Visions of Ryukyu. University of Hawai’i Press, 1999.
Smits, Gregory. Maritime Ryukyu, 1050–1650. University of Hawai’i Press, 2019.
Tan, Kevin S. Y. “Constructing a Martial Tradition.” Journal of Sport and Social Issues, 28(2), 2004.
Wacquant, Loïc. Body & Soul. Oxford UP, 2004.
Wetzler, Sixt. “Martial Arts Studies as Kulturwissenschaft.” Martial Arts Studies, 1, 2015.

Editor’s note. This is a continuous manuscript of roughly 23,000 Japanese characters in the original. On mejiro.info / mejiro.info/ja/ it can be published as a serial split by chapter. This English version glosses karate terms (kata, kumite, sundome, full-contact, tōde, tī, budō, bujutsu) on first use and adds a short glossary near the top, and it includes brief notes for non-Japanese readers where Japan-specific institutions or policies are mentioned.