Kenkojuku the jurisdiction of the Kenkojuku Karate Association, which was founded by Tomosaburo Okano, a student of Gichin Funakoshi, and a lead of the school of Shotokan karate. The association's motto is "Inner Strength with Outward Humility." Since Okano's death, the Kenkojuku Budokan is run by his son Tomokatsu Okano, from the hombu dojo located in Tokyo. Okano was also a noted expert in the field of flower arrangement or Ikebana specifically roses which became a passion of his, in later years. The founder and chief instructor of the Kenkojuku Shotokan Federation was Tomosaburo Okano. Born in 1922, he was a
Ryu Se-ra Ryu released her first solo EP album "SeRen:Ade". On September, 2015, Ryu held her first solo solo concert in Hongdae, for which 600 people attended. In March 2018, Ryu founded a new agency OCTO and announced that she will continue solo activities with her real name, Ryu Se-ra. An agency official has stated that the name OCTO carries a meaning of a new beginning. On March 2, Ryu released a single album "Stay Real", managed and published by her new agency. Later that month, Ryu held a second solo concert titled "Spring Rain" at Olympic Hall Muse Live stage, followed