1925 Master Funakoshi wrote Rentan Goshin To-di jitsu (meaning, physical fitness self-defense China hand art).
1929 Master Funakoshi change the name of his martial art to Karate-do (way of the Empty hand).
1935 Master Funakoshi wrote karate-do Kyohan, using the new term for karate (meaning, way of the empty hand, master text).
1936 Master Gichin Funakoshi with the help of his students formed the Dai Nihon Karate-do Shotokai meaning Great Japan empty hand way pine wave association .
1936 Master Funakoshi became the founding Kaicho president and Shihan Master Instructor of the association and Gigo Funakoshi also known as Yoshitaka Funakoshi became the Shihan-dai assistant to the Master .
1939 With the help of the Dai Nihon Karate-do Shotokai members, funds was raise to built the karate dojo of Master Funakoshi. The dojo was call the Shotokan (meaning pine wave building), The dojo was built next to his home in Mejiro Tokyo, (formally inaugurated on January 29, 1939). The style of karate became known as Shotokan ryu.
1941 Master Tomosaburo Okano started karate At 19 years old with Mister Toshio Igarashi, a member of the Pine Wave School.
1942 Mister Igarashi brought and introduced Master Okano to the Shotokan dojo and became a direct student of Master Gichin Funakoshi and his third son, Master Gigo Funakoshi.
1942 On October 10th, Master Okano with the help of Misters Suzuki Shinjo, Kaneko Isamu and Takagi Yoshitomo, established the KenkoKai Karate-Bu a karate research club in Hachioji-shi Tokyo.