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
Ryu Cha-dal Ryu Geum-Whan (류금환).There are some stories that tell he was one of or a son of one of the people moving into Koryo after the fall of the kingdom of Balhae (another Korean kingdom) in the north to Khitan (거란) invaders from the Kingdom of Liao (요). Others say he was a descendent of a noble of Shilla (신라) who ran away after a failed rebellion. Stories that Ryu Cha-dal had another son by the sur-name of Cha has been recently proven false. Ryu Cha-dal Ryu Cha-dal (류차달) is the founder of the Korean Munhwa Ryu clan. He was born