Atsushi Onita is a Japanese actor, politician, and semi-retired professional wrestler. He is best known for his work in Frontier Martial-Arts Wrestling (FMW) and is credited with introducing the deathmatch style of professional wrestling to Japan. He is a former All Asia Tag Team Champions alongside Yoshitatsu.

The (All) Asia Tag Team Championship is a professional wrestling tag team title in Japanese promotion All Japan Pro Wrestling (AJPW). Originally it was the top tag team title in the JWA, but its status became secondary once the NWA International Tag Team Championship was brought from the United States. It is currently one of two tag team titles in AJPW, along with the World Tag Team Championship. It is also the current oldest active title in Japan.