Tantà Âjutsu (çÂÂÃ¥ÂÂè¡Â) is a Japanese term for a variety of traditional Japanese knife fighting systems that used the tantà  (çÂÂÃ¥ÂÂ), as a knife or dagger. Historically, many women used a version of the tantà Â, called the kaiken, for self-defense, but warrior women in pre-modern Japan learned one of the tantà Âjutsu arts to fight in battle.
Tantà  with blunt wooden or plastic blades are used to practice martial arts. Metal blades can be used in more advanced training and in demonstrations. Styles that use tantà Â:
Budà  (Gendai):
Bugei:
Bujutsu (Koryà «):