[Asakura]

Something you have to understand is that Japan is one of the Epicenters of the Marial Arts Community. ALL kinds of martial arts ore practiced there.

Kendo, Akido, Ninjutsu, Karate (and all its dirivitive styles),Naginata-do, Jiu Jitsu, Sumo. Several different weapons styles, Bojutsu, Kenjutsu, Kamajutsu, Nunchakujutsu, Kusarigamajutsu, Just to name a small handfull.

Dude you ask about the martial arts in Japan, I'm telling you it's a whole world in and of itself.