Site Map

Home Page

/

Nihon Jujutsu is a system of self-defense based on techniques found in modern and historical Japanese martial arts. Training includes evasion, striking, throwing, and immobilization.

Image Gallery

/images

Image Gallery of Jujutsu technique (waza), Japanese Scenery, Important Martial Arts figures, and more!

About INJA

/about

INJA Information | Learn about our founder Satoh Shizuya, our Shihan John Gage, our heritage, and our affiliations.

Sato Shizuya, Founder Nihon Jujutsu (1929 - 2011)

/about/sato-shizuya

Sato Shizuya, born 1929 in Tokyo, Japan, is the founder of Nihon Jujutusu. Learn more about Satoh Sensei here.

John B. Gage Shihan

/about/john-gage-shihan

John Gage is Senior Instructor (Shihan) of the International Nihon Jujutsu Association. Read more about Gage Sensei here.

Origins

/about/origins

The following world-renown Japanese martial artists influenced or directly contributed to the development of Nihon Jujutsu.

Heritage

/about/heritage

The following masters of Japanese traditional martial arts, Judo and Aikido particularly, provided guidance and inspiration for Sato Sensei and the creation Nihon Jujutsu.

Affiliations

/about/affiliations

Dojo, organizations and affiliations of the International Nihon Jujutsu Association

Contact

/contact

Contact the International Nihon Jujutsu Association (INJA). We would love to hear from you!

Events

/events

Here you will find Information, Registration and schedules for events sponsored by the International Nihon Jujutsu Assocication (INJA).

Kokusai Budoin All Japan Budo Exhibition

/events/event/all-japan-budo-exhibition-2025

Kokusai Budoin All Japan Budo Exhibition | Adachi Ward Hanabatake Gymnasium

Learn More About INJA

/learnmore

INJA is an international organization of martial artists dedicated to the Traditional Japanese Martial Arts.

Learn More

/contact

Learn more about the International Nihon Jujutsu Association (INJA).