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 striking martial art originating from Okinawa's tode during the Ryukyu Kingdom. Centered around four major styles—Shotokan, Goju-ryu, Shito-ryu, and Wado-ryu—it is practiced by approximately 100 million people in over 200 countries. Included as an official Olympic sport at the 2021 Tokyo Games, its philosophy emphasizes self-defense and character development.

A martial art founded by Morihei Ueshiba in the 1920s, drawing on Daito-ryu Aiki-jujutsu. Characterized by techniques that redirect an opponent's force, aikido uniquely does not include competitive matches. Known as 'the martial art of harmony,' it rejects conflict and emphasizes self-cultivation and accord. Practiced in approximately 140 countries worldwide.

Israeli combat system Krav Maga adapted and established as a unique Japanese martial discipline. Merged with Japanese martial spirit, it is utilized in police training and civilian self-defense programs. It has evolved as a modern martial art emphasizing practical defensive techniques and efficiency within Japanese context.

Classical jujutsu school established by retainers of the Hojo clan during the Edo period. Featuring joint locks and throwing techniques in a practical combat system, it developed as a samurai grappling art. Now studied and practiced by classical martial arts organizations, it represents an important historical source of Japanese jujutsu systems.

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 Japanese martial art evolved from jujutsu, founded by Jigoro Kano in 1882, utilizing throws, grappling, and choking techniques. Based on the principle that 'gentleness overcomes strength,' using opponent's force efficiently. Now an established Olympic sport practiced worldwide as a competitive sport.

Modern martial art born in Japan, founded by Jigoro Kano in 1882. A combat sport employing throwing and grappling techniques. Based on principles of 'maximum efficiency for mutual benefit,' it transcends mere combat to pursue 'personal cultivation.' Became an official Olympic sport at the 1964 Tokyo Olympics, now practiced worldwide as an Olympic discipline. Represents the pinnacle of Japanese-originated sports.

Modern judo established by Jigoro Kano in 1882, systematizing classical jujutsu with emphasis on educational value. It evolved into an Olympic sport, now practiced in over 200 countries worldwide. It represents the greatest success in spreading Japanese martial arts globally, fundamentally transforming ancient jujutsu into a modern, internationally recognized discipline.

A martial art originating in Japan, founded by Jigoro Kano in 1882. Based on the principle of 'gentleness controls strength,' it focuses on throwing and grappling techniques and became an official Olympic sport at the 1964 Tokyo Olympics. Today it is practiced in over 200 countries worldwide.

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.