Beginning his career in 1990s, Mukai became one of the more well known JAV stars in all of Japan, and holds the record for being the highest paid AV actor ever, earning over ¥20 million JPY at the height of his fame.
Initially wanting to be a professional wrestler, Mukai returned to his passion and joined Frontier Martial Arts Wrestling (FMW) in 1999, competing for the promotion as well as IWA Japan until his retirement.
Early into his career, Mukai formed an alliance with Ricky Fuji and Flying Kid Ichihara, winning the vacant WEW Six Man Tag Team Championship at the FMW 10th Anniversary Show in November.
[4] After Shin Fuyuki Gun broke up in January 2001, Mukai mainly worked in opening matches, but remained with FMW until its closure in February 2002.
[16] Mukai is best known in the West from Karl Taro Greenfeld's 1994 novel Speed Tribes where he appears as the thinly veiled character "Choco Bon-Bon" who is depicted as struggling with methamphetamine addiction.
Accompanied by photos of him and a young starlet, the article has him demonstrating several sex positions and telling how they can be used to get a free workout.