Koichi Tohei (藤平光一, Tōhei Kōichi?) (20 January 1920 – 19 May 2011) was a 10th Dan aikidoka and founder of the Ki Society and its style of aikido, officially Shin Shin Toitsu Aikido (literally "aikido with mind and body unified"), but commonly known as Ki-Aikido.
Read more about Koichi Tohei: Aikido, War Years, Post-war Years, Creation of The Ki No Kenkyukai, Death, Books By Koichi Tohei