大日本武德會
In 1942, he was appointed director of the General Affairs for the Kobukan Dojo by Ueshiba, helping him with daily matters at the dojo. The same year he was sent as the Kobukan representative to the Dai Nippon Butoku Kai, an organization promoting martial arts in Japan, and was instrumental in creating the term "aikido" to refer to Ueshiba's art within the Butokukai's circle.