Koji Tamaki ( 1958 September 13 -), Japanese singer, from Hokkaido, Asahikawa, Japan.

Height 177 cm, blood type A. Attended Hokkaido Asahikawa Agricultural High School. In pop rock band Anzen Chitai on vocals and writing, signed by Sony Music Entertainment (Japan) Inc.

Anzen Chitai were popular with the Chinese music industry such as in Hong Kong and Taiwan and had several hits, and repeatedly been covered by Hong Kong and Taiwan singers.

Koji Tamaki himself seems to have had a special preference for Hong Kong, and has ofen appeared in Hong Kong public concerts (so far in Asia, except Japan, he has only performed in public in Hong Kong.)