Judo

An ethical system that evolved as the moral code of the samurai class, centered on seven virtues: righteousness, courage, benevolence, respect, honesty, honor, and loyalty. It became widely known internationally through Inazo Nitobe's seminal work.

A Japanese martial art originating in Okinawa, primarily using strikes and kicks. Rooted in the karate of the Ryukyu Kingdom era, it developed into four major schools—Shotokan, Goju-ryu, Shito-ryu, and Wado-ryu—after spreading to mainland Japan. Adopted as an official sport at the 2020 Tokyo Olympics, it has over 100 million practitioners worldwide.

A modern Japanese martial art founded by Jigoro Kano in 1882. Under the principle of 'softness controls hardness,' it systematized throwing, grappling, and striking techniques. Becoming an official Olympic sport at the 1964 Tokyo Games, it is now practiced in over 200 countries as the most internationally widespread Japanese martial art.

A martial art founded by Morihei Ueshiba in the early 20th century. Distinguished by techniques that redirect an opponent's force, its philosophy emphasizes harmony over aggression. Known as the 'martial art of harmony,' it is practiced in over 140 countries and gained wider recognition through films featuring Steven Seagal and others.

An ancient Japanese martial art originating from battlefield grappling. It encompasses a comprehensive system of practical techniques including throws, joint locks, chokes, and strikes. As the source of both judo and Brazilian jiu-jitsu, it has been globally reappraised as 'jujitsu' amid the rise of MMA (mixed martial arts).

A Japanese martial art founded by So Doshin in 1947 in Tadotsu, Kagawa Prefecture. Based on Chinese martial arts techniques, it features a unique system combining goho (strikes and kicks) with juho (throws and joint locks). With the philosophy of 'building a nation by building people,' it is a holistic martial art that emphasizes spiritual education alongside technical training.

A striking martial art uniquely developed in Okinawa, systematizing punches, kicks, and blocks. Originating from Ryukyu Kingdom-era 'Ti,' it spawned styles including Shotokan, Goju-ryu, Shito-ryu, and Wado-ryu after reaching mainland Japan. Adopted as an official sport at the 2020 Tokyo Olympics, it is practiced by over 100 million people worldwide.