Tokumu Sousakan Rei & Fuko
English title: Rei and Fuko
Japanese title: 特務捜査官レイ & 風子
Alternative titles: Tokumu Sousakan Rei and Fuko, Rei and Fuko: Special Duty Agents
Type: OVA
Source: Visual novel
Episodes: 4
Status: Finished Airing
Aired: Oct 10, 2006 to Feb 29, 2008
Duration: 26 min per ep
Rating: Rx - Hentai
Studios: Anime Antenna Iinkai
Producers: Pixy
Genres: Horror, Supernatural, Hentai

Based on the game series by Black-Lilith.