Yagyu Shinkage Ryu Iai explanation video "Mune No Katana" slow motion 胸の刀　解説ビデオ　スロー　日英字幕付き

This video is useful for the people self practicing Yagyu Shinkage Ryu Iai. You can see how to do technic "Mune No Katana" and the situation need using the technic.