Kenkojuku student of Gichin Funakoshi. He was a member of Funakoshi's karate association the Dai Nihon Karate-do Shotokai. In 1942, Okano was given permission to start a karate research club named Kenkokai Karate-bu in his hometown of Hachiōji, Tokyo. The club was started with the help of Suzuki Shinjo, Kaneko Isamu and Takagi Yoshitomo. He renamed the dojo Kenkojuku Budokan in 1948. Okano's karate was influenced by both Gichin and Gigo Funakoshi, and eventually this branch of Shotokan became known as Kenkojuku Shotokan. He retained the Shotokai lineage as well as the name Shotokan. Okano was on the panel of Masters
Kyushin Ryu even further. So much so that he has also been deemed the originator of Kyushin Ryu. There is a great similarity between the principles of Kito Ryu and Kyushin Ryu and this has led to the suggestion that Kyushin Ryu had been derived (at least in part) from Kito Ryu.It is also said that in the second year of Kioho (1717) Inugami studied Kito Ryu under Takino which might also attribute to this similarity. Among those who were famous in Kyushin Ryu are; Ishino, Tsukamatyo and Eguchi. Kyushin Ryu was also known as Inugami Ryu (after the founder) and the