- Kamaitachi no Yoru
- GBA , iOS , MOB , PC-WIN , SNES
- 25.11.1994
- Kamaitachi no Yoru 2
- PS2 , PSP
- 18.07.2002
- Kamaitachi no Yoru 3
- PS2
- 27.07.2006
- Kara no Shoujo
- PC-WIN
- 04.07.2008
- Kholat
- MAC OS , PC-WIN
- 10.06.2015
- Knock-knock
- MAC OS , PC-WIN
- 04.10.2013
- Kôna
- MAC OS , PC-WIN
- 17.03.2017
- Koudelka
- PS
- 30.11.1999
- Kowa Oto
- iOS
- 13.09.2010
- Kraven Manor
- PC-WIN
- 15.05.2013
- Kuon
- PS2
- 01.04.2004