Yōji Tanaka (born August 8, 1963, in Kiso, Nagano, Japan), also credited as BoBA, is a Japanese actor and television personality. After working for Japan National Railways, he moved to Tokyo in 1990 and began working as a film extra and lighting assistant before focusing on acting from 1994.

He became widely known through television dramas such as Hero (2001) and has since appeared in numerous films and television productions, including Mischievous Kiss: Love in Tokyo, The Silent Service, and Bullet Train Explosion.