Shiro Asano was born on 29th October 1939 in Shinjuku, Tokyo. He is the chief instructor of Shokotokan Karate International Great Britain (SKI-GB) and of Shotokan Karate International European Federation (SKIEF).
Whilst in attendance at Takushoki University in Tokyo, he became a prominent member of the University Karate club and a pupil of JKA (Japan Karate Association) chief instructor, Master Masatoshi Nakayama. Asano became the All Japan Universities champion in 1957, and then again in 1958.
Upon leaving University, he was appointed a JKA instructor on 1st April 1963; at which time he was ranked Yondan (4th Dan).
Asano taught in Germany and Liverpool before finally taking up residence in Nottingham in early summer 1968. He became chief instructor to the Midlands Karate Group. In 1974 he was appointed Chairman and Chief instructor to Shotokan Karate International (Great Britain). In October 2001 he was promoted to 9th Dan.