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
Itto Shoden Muto-ryu most important thing in swordsmanship. The school practice "shugyō", (austere) training of swordsmanship, which put into test one's mental and physical capacity to the greatest levels. Today, there are very few exponents of Yamaoka’s school. Itto Shoden Muto-ryu is now practiced in Kanazawa, Ishikawa Prefecture. Murakami Yasumasa, who learned from a late Chief Justice of the Supreme Court, Ishida Kazuto, used to be the sixth generation head of the school. Itto Shoden Muto-ryu He studied a number of ryu over the years, most notably Jikishinkage Ryu, Hokushin Ittō-ryū and Nakanishi-ha Ittō-ryū. Tesshū received the full transmissions of both the Hokushin