| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Kagiana Satsujin Jiken | Thinking Rabbit | 1983 | Japanese | |
| Karuizawa Yukai Annai | Enix | 1986 | Japanese | |
| Keepsake | Savaric | 2011 | English | |
| Kidnapped | SoftSide Publications |
1980 | English | Solution, Map |
| Kill Justin | Will Mistretta | 1996 | English | |
| Kill the President | Pharao Code Group | 1986 | Russian | |
| Killer Mansion | Coco-Cassette, T&D Subscription Software | 1982 | English | Solution |
| King's Riddle, The | H. W. Williams | ? | English |