Known For
- 2023
- Nemesis the Movie: Mystery of Golden Spiral · Film · Screenplay
- Detective of Joshidaikoji · Film · Novel
- 2021
- Ryoma! The Prince of Tennis · Film · Screenplay
- 2020
- Silent Tokyo · Film · Novel
- The Smiling Man · Film · Screenplay
- 2019
- Lupin the Third: Goodbye Partner · Film · Writer
- 2018
- Gyoza You Can Kiss · Film · Screenplay
- 2016
- 2015
- UNFAIR: the end · Film · Novel
- JK is a Snow Woman · Series · Screenplay
- Damashi Banashi · Film · Screenplay
- 2014
- マルホの女 · Series · Creator
- 2013
- Double Meaning: Yes or No? · Film · Original Story
- Dandarin Rules · Series · Writer
- 2012
- Detective Conan: Shinichi Kudo and the Kyoto Shinsengumi Murder Case · Film · Teleplay
- Dirty Mama · Series · Creator
- 2011
- Detective Conan: The Mystery of the Legendary Monster Bird · Film · Teleplay
- UNFAIR: the answer · Film · Novel
- Detective Conan: Shinichi Kudo's Written Challenge · Series · Teleplay
- Double Meaning · Film · Original Story
- School!! · Series · Writer
- 2010
- Left-Eye Detective · Series · Screenplay
- The Fugitive Lawyer · Series · Writer
- 2008
- Tokyo Soda Water · Film
- 2007
- UNFAIR: the movie · Film · Novel
- Joshideka · Series · Writer
- New Year's Card from the Sparkling Sea · Series · Screenstory
- 2006
- Unfair: Code Breaking · Film · Novel
- Unfair · Series · Original Story
- Check It Out, Yo! · Film · Writer
- Teppan Girl · Series · Series Composition
- 2005
- Dragon Sakura · Series · Screenplay
- 2004
- Last Present · Series · Screenstory
- 2003
- The Last Lawyer · Series · Writer
- 2002
- Searchin' for My Polestar · Series · Writer
- 2000
- The Aurora · Film · Screenplay
- 1999
- Emergency Room 24 Hours · Series · Screenplay
- 1990
- Yonimo Kimyou na Monogatari Tokubetsuhen · Series · Writer