Credits
| Title | Released | Role | As | Note |
| Otogirisou | 1992-03-07 | Director | Nakamura Kouichi | |
| Kamaitachi no Yoru | 1994-11-25 | Staff | Nakamura Kouichi | Producer |
| Machi | 1998-01-22 | Staff | Nakamura Kouichi | Producer |
| Kamaitachi no Yoru 2 ~Kangokujima no Warabe Uta~ | 2002-07-18 | Staff | Nakamura Kouichi | Producer |
| Kamaitachi no Yoru Triple: Mikazukishima Jiken no Shinsou | 2006-07-27 | Staff | Nakamura Kouichi | Producer |
| Imabikisou | 2007-10-23 | Staff | Nakamura Kouichi | General producer |
| 428 ~Fuusa Sareta Shibuya de~ | 2008-12-04 | Staff | Nakamura Kouichi | Producer |
| Kyokugen Dasshutsu 9-Jikan 9-Nin 9 no Tobira | 2009-12-10 | Staff | Nakamura Kouichi | Executive producer |
| Trick x Logic Season 1 | 2010-07-22 | Staff | Nakamura Kouichi | Executive Producer |
| Trick x Logic Season 2 | 2010-09-16 | Staff | Nakamura Kouichi | Executive Producer |
| Kyokugen Dasshutsu ADV Zennin Shibou Desu | 2012-02-16 | Staff | Nakamura Kouichi | Executive producer |