Seisan Seisan The karate kata (alternate names Sesan, Seishan, Jusan, Hangetsu) literally means '13'. Some people refer to the kata as '13 Hands', '13 Fists', '13 Techniques', '13 Steps' or even '13 killing positions'. However, these names have no historical basis. Seisan is thought to be one of the oldest kata, being quite spread among other Nahate schools. Shito-ryu has its own version and different versions are now practised even in Shuri-te derivatives like Shotokan (called Hangetsu) and in Wado-ryu (called Seishan). Isshin-ryū also adopted this kata. This kata is also practiced in Korean styles such as Tang Soo Do and
Kyushin Ryu a quick result in their favour, without the extremely high levels of physical endurance required to apply other Jujutsu styles. The Kyushin Ryu Jujutsu emblem emanated from research conducted by Eguchi Shihan when, in the latter part of the 19th century, he endeavored to record many of the Jujutsu techniques practised within the Kyushin Ryu system. His study on the history of Kyushin Ryu focused on the formalisation and documentation of the school that took place during the Eiroku period (1558–1570), when five prominent Jujutsu schools pooled their knowledge to form the Kyushin Ryu system. Acknowledgement of the input from