Seiji Nakamitsu, born January 16, 1962, in Kumamoto, Japan, is a prolific Japanese actor best known for his extensive work in pink films and erotic V-cinema. Previously performing as Makoto Sugimoto, he started his career in experimental theater, founding and directing the Monster House Project in his twenties. He later became a staple in the pink film industry, appearing in hundreds of productions—accounting for roughly 80% of pink film outputs as of 2018. Specializing in heterosexual erotic scenarios, his notable films include 'A Lonely Cow Weeps at Dawn,' 'Deep Contact,' 'The Secret in the Attic,' 'Namameki wafuku tsuma no chitai' (2013), 'Shikidō yonjūhatte takarabune' (2014), and 'Kudareta kankei nekomata no onna' (2019). Nakamitsu has earned multiple Pink Grand Prix Best Actor awards for performances in 'Seiai fujin: Inmu ni mamirete' (2011), 'Tsubohime sôpu: Nuruhada de urazeme' (2010), and others. Beyond pink cinema, he has guest-starred in mainstream TV like 'Aibou' (2008), appeared in independent films such as 'BODY TROUBLE' (2015) and 'Oyaji Danyū Z' (2014)—which won the Grand Prix at the New Indies General Election—and featured in commercials. He also directs at Internet Media Theater (IMT) and has performed internationally, including a New York stage play. A multifaceted talent, Nakamitsu enjoys guitar, singing, fishing, outdoor activities, and practices karate.