Behind the camera
- 2026Goodbye, LaraBackground Designer5 ep.
- 2025Cat's EyeArt Direction12 ep.
- 2023Campfire Cooking in Another World with My Absurd SkillBackground Designer1 ep.
- 2022Mobile Suit Gundam: The Witch from MercuryBackground Designer3 ep.
- 2022Raven of the Inner PalaceBackground Designer1 ep.
- 2022Dance Dance DanseurBackground Designer9 ep.
- 2021Ranking of KingsBackground Designer1 ep.
- 2021Sonny BoyBackground Designer12 ep.
- 2018Comic GirlsBackground Designer1 ep.
- 2017Indigo IgnitedBackground Designer1 ep.
- 2011ChihayafuruBackground Designer9 ep.
- 2002.hackKey Animation1 ep.
Also known as: 長澤康司 · 長澤康治 · 長沢 康治 · Kouji Sawamura