Tomoe Nage (Judo Throw)

Modern Judo systematized at Kodokan, founded by Jigoro Kano in 1882. A revolutionary system that scientifically analyzed classical jujutsu techniques while emphasizing educational value. It significantly contributed to establishing Judo as an international sport and became an official Olympic event at the 1964 Tokyo Olympics. It remains globally governed by the International Judo Federation.

江戶時代確立的大相撲組織體系。各流派（部屋）作為獨立的指導與育成機構運作，系統性地進行技法傳承、力士訓練與傳統文化保存。當代仍有20個以上的部屋存續，支撐著相撲作為日本國技的地位。這套根本的組織結構保障了相撲文化跨世代的延續性與傳統性。

以色列發祥的實戰格鬥技克拉夫·馬格傳入日本後，確立為獨特的格鬥體系。融合日本武道精神，應用於警察訓練與市民防衛計畫。強調實踐性防禦技術與效率，已發展成日本脈絡下的當代武術。

俄羅斯傳統格鬥技斯特瑪在日本獨自發展而成的武術。於1990年代後期傳入，進化為重視柔軟性、呼吸法與鬆弛的獨特實戰技術體系。融合相撲與柔道的元素，被視為專為日本習武者量身訂製的格鬥體系，調合東西方武術哲學。

A jujutsu school systematized during the Edo period, focusing on throwing techniques. Many Kito-ryu techniques were adopted when Jigoro Kano founded Kodokan judo. Continues as one of Edo-era jujutsu's finest traditions in contemporary koryu practice.

An ancient jujutsu tradition founded in mid-Edo period, transmitted through generations of the Sekiguchi family. Characterized by balanced throwing and joint-locking techniques with practical applications. Multiple lines continue today, serving as important preservation sources for traditional martial arts.

Modern kendo's systematization from classical kenjutsu during the Meiji period. Through standardized protective equipment and unified competition rules, it transformed from a combat art to an educational martial art. Using bamboo swords for practical yet safe training, it preserved the samurai spirit while becoming integral to school education.