Behind the camera
- 2023What Day of the Week Were You Born?Director9 ep.
- 2023When a Couple Breaks UpDirector13 ep.
- 2020Top KnifeDirector10 ep.
- 2014PlatonicDirector3 ep.
- 201349Director3 ep.
- 2013So Long!Director3 ep.
- 2010Left-Eye DetectiveDirector8 ep.
- 2008One-Pound GospelDirector9 ep.
- 2007Detective School QDirector5 ep.
- 2005The Queen's ClassroomDirector11 ep.
Also known as: Kyôji Ohtsuka · Kyoji Ootsuka · Otsuka Kyoji · おおつか きょうじ