Behind the camera
- 2020TONIKAWA: Over the Moon for YouStoryboard Artist2 ep.
- 2017Akiba's Trip The AnimationDirector, Storyboard1 ep.
- 2015Seiyu's Life!Director, Storyboard Artist3 ep.
- 2013Date A LiveStoryboard Artist2 ep.
- 2012Little Busters!Director1 ep.
- 2007Dojin WorkDirector12 ep.
- 2006Magical PokaanSeries Director12 ep.
- 2002ChobitsStoryboard Artist1 ep.
- 1998Bubblegum Crisis Tokyo 2040Director2 ep.
- 1992Tenchi Muyo!Director, Storyboard Artist2 ep.
- 1992Macross II: Lovers AgainDirector6 ep.
- 1989Megazone 23 Part IIIDirector2 ep.
- 1987Bubblegum CrisisDirector2 ep.
Also known as: Ken'ichi Yatagai · 八谷 賢一 · 八貝賢一 · やたがい けんいち