- Country: Japan
- Genres: Comedy
- Release: 2011-10-01
- Director: Sakichi Sato
- Writers: Sakichi Sato
- Language: Japanese
- Stars: Shijimi , Hiroshi Yamamoto , Miho Hoshino , Don Brown , Chihiro Itakura
- Runtime: 105 min
- Awards: 1 nomination
- AKA: Zero Man vs. The Half-Virgin (United States of America) , Hanbun Shojo to Zero Otoko (India) , Zero Man vs. The Half-Virgin , 半分処女とゼロ男 (Japan) , Seishun H sekando shîzun: Dai-6-saku (Japan) , Hanbun shojo to zero otoko , Zero Man vs. The Half-Virgin (United Kingdom)
- Plot:
An amnesiac finds himself in a police uniform. He discovers that, when he has an erection, he can see on people's forehead the number of people each person has had sex with - 0 on his own, 0.5 on a woman, 13 on a small child etc.
- IMDB:tt2064926
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