Tetsuo Sakurai (born November 13, 1957 in Tokyo) is a Japanese musician. He started playing bass when he was 13 years old. He was a member of the jazz fusion band Casiopea in 1976-1989 and Jimsaku with Akira Jimbo in 1990-1998. He has released a total of 37 albums as members of Casiopea and Jimsaku as well as solo. He also made 3 instructional videos. Now, he is composing and playing his own music as a solo artist with domestic and foreign musicians.