Yoshiji Soeno (添野 義二, Soeno Yoshiji; born September 29, 1947) is a Japanese karateka and a retired professional welterweight kickboxer. Soeno was a renowned practitioner of Kyokushin-kaikan style of karate, before branching out and founding his own style of Shidōkan Karate. Soeno is currently the director of The World Karate Association Shidokan, headquartered at Shizuoka-ken, Japan.
Source: “Yoshiji Soeno”, English Wikipedia (CC BY-SA 4.0), excerpt