CK
Filmography
| 2027 | Despera (TV Series) |
| 2023 | Undead Murder Farce (TV Series) · as Screenplay |
| 2019 | |
| 2018 | Ogamiya Kaidan (TV Series) · as Screenplay |
| 2007 | Ghost Hound (TV Series) |
| 2007 | Mononoke (TV Series) |
| 2007 | Gekijô ban kino no tabi: Byôki no kuni - For you · as Screenplay |
| 2005 | Kazuo Umezu's Horror Theater: Death Make · as Screenplay |
| 2005 | Ultraman Max (TV Series) |
| 2005 | Kazuo Umezu's Horror Theater: The Harlequin Girl · as Screenplay |
| 2005 | Eureka Seven (TV Series) · as Screenplay |
| 2004 | Marebito · as Screenplay |
| 2004 | |
| 2003 | Parasite Dolls (TV Series) · as Screenplay |
| 2003 | RahXephon: The Motion Picture - Pluralitas Concentio · as Screenplay |
| 2003 | Astro Boy (2003) (TV Series) |
| 2002 | Princess Tutu (TV Series) |
| 2002 | Step Up Love Story (TV Series) · as Screenplay |
| 2002 | RahXephon (TV Series) |
| 2001 | Hellsing (TV Series) |
| 2001 | Digimon Tamers (TV Series) · as Screenplay |
| 2001 | |
| 2001 | |
| 2000 | Digimon Adventure 02 (TV Series) · as Screenplay |
| 1999 | Garasu no nô · as Screenplay |
| 1999 | The Big O (TV Series) |
| 1999 | Magic User's Club! (TV Series) |
| 1999 | Digimon: Digital Monsters (TV Series) |
| 1999 | Digimon Adventure (TV Series) |
| 1998 | Devil Lady (TV Series) |
| 1998 | Bubblegum Crisis: Tokyo 2040 (TV Series) |
| 1998 | Gasaraki (TV Series) · as Screenplay |
| 1998 | School Ghost Story G · as Screenplay |
| 1998 | Ultraman Gaia (TV Series) |
| 1998 | Serial Experiments Lain (TV Series) · as Screenplay |
| 1996 | |
| 1996 | Ultraman Tiga (TV Series) · as Screenplay |
| 1996 | Kyofu shinbun · as Screenplay |
| 1996 | Birdy the Mighty (TV Series) |
| 1996 | |
| 1996 | Magic User's Club! (TV Series) · as Screenplay |
| 1996 | Door III · as Screenplay |
| 1995 | Catnapped! The Movie · as Screenplay |
| 1995 | Armitage III (TV Series) · as Screenplay |
| 1992 | |
| 1992 | Scary True Stories: Realm of Spectres · as Screenplay |
| 1992 | |
| 1992 | Scary True Stories: Night 2 · as Screenplay |
| 1991 | |
| 1990 | |
| 1988 |