portrait of aikido sensei master with black sensei belt in taekwondo kimono on black background. traditional samurai hakama kimono

aikido arts athlete attack background belt black chi combative competition concept culture defense dojo education exercise fighter fighting fitness girl hakama healthy instructor isolated japan japanese judo jujitsu karate kendo kenjutsu kimono lifestyle man martial master posture practice samurai selfdefense sensei sport studio taekwondo teacher traditional training uniform warrior white