Koretoshi Maruyama
A student of Koichi Tohei and once Chief Instructor and President of the Ki Society. Founder of the independent Aikido Yuishinkai International style of aikido (of which Banyu Hatten Aikido is now a member).
A student of Koichi Tohei and once Chief Instructor and President of the Ki Society. Founder of the independent Aikido Yuishinkai International style of aikido (of which Banyu Hatten Aikido is now a member).