| title | developer | year | platform | | pop. |
|---|
| Kagero: Deception II | Tecmo | 1998 | PS | action/reflex strategy adventure | image | subject | label | |
| Kai no Bouken: The Quest of Ki | Game Studio | 1988 | NES | platformer Fantasy | image | | label | |
| Kaiki! Drill Otoko no Kyōfu | Tetratech | 1999 | Windows | adventure Erotic | | | label | |
| Kaitlyn in Chinaland | Godline | 2015 | Linux | adventure | | | label | |
| Kaitlyn in Chinaland: Chinese New Year | Godline | 2015 | Linux | adventure | | | label | |
| Kameo: Elements of Power | Rare | 2002 | GameCube | adventure Fantasy | image | | label | |
| Kameo: Elements of Power | Rare | 2005 | X360 | adventure Fantasy | image | subject | label | |
| Kamyran's Eye | phk.at software development | 2004 | Linux | role-play | image | | label | |
| Kamyran's Eye | phk.at software development | 2004 | BSD | role-play | | | label | |
| Kamyran's Eye 2 | phk.at software development | ? | Linux | role-play | image | | label | |
| Kangarilla | Softside | 1983 | Apple II E | platformer | | | label | |
| Kangarilla | Softside | 1984 | Apple II E | platformer | | | label | |
| Kangaroo | Sun Electronics | 1982 | Arcade | platformer | image | | label | |
| Kangaroo | Atari | 1983 | Atari 5200 | platformer | image | subject | label | |
| Kangaroo | Atari Program Exchange | 1983 | Atari 400/800 | platformer | image | | label | |
| Kangaroo | General Computer | 1983 | Atari 2600 | platformer | image | | label | |
| Kangband | author | 1998 | Linux | role-play Fantasy | | | label | |
| Karin's Skin Diving Diary! | FoxEye Abyss | 2017 | Windows | adventure | image | subject | label | |
| Kashimashi ~Girl meets Girl~ Hajimete no Natsu Monogatari | Vridge | 2006 | PS2 | adventure Manga | image | | label | |
| Kathy Rain | Clifftop Games | 2016 | Windows | adventure | image | | label | |
| Kathy Rain: The Director's Cut | Clifftop Games | 2021 | Linux | adventure | | | label | |
| Keeper of the Day and Night | Hosted Games | 2021 | Linux | adventure | | | label | |
| Keepsake | Wicked Studios | 2005 | Windows | adventure puzzle Fantasy | image | | label | |
| Keio Flying Squadron | Victor Entertainment | 1993 | Mega-CD | shooter | image | subject | label | |
| Keio Flying Squadron 2 | Victor | 1996 | Saturn | platformer shooter Manga | image | subject | label | |
| Keisan Game: Sansuu 5 & 6 Toshi | Tokyo Shoseki | 1986 | NES | action/reflex shooter edutainment puzzle Science Fiction | image | | label | |
| Kendo Rage | Affect | 1993 | SNES | beat 'em up platformer Manga | image | | label | |
| Kids Station: Bishoujo Senshi Sailor Moon | Bandai | 2001 | PS | action/reflex Manga | image | | label | |
| Kiki KaiKai | Taito | 1986 | Arcade | shooter Manga | image | | label | |
| Kiki Kaikai | Pixel | 1990 | PC Engine | shooter Fantasy | image | | label | |
| Kiki Kaikai | Taito | 1987 | MSX2 | shooter Fantasy | image | | label | |
| Kiki Kaikai: Dotou Hen | Bits Laboratory | 1987 | Famicom Disk System | shooter Fantasy | image | | label | |
| King's Bounty: Armored Princess | Katauri Interactive | 2009 | Windows | role-play turn-based Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1990 | Amiga | adventure Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1988 | Atari ST | adventure Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1988 | MS-DOS | adventure Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1989 | Apple IIGS | adventure Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1990 | Apple II E | adventure Fantasy | image | | label | |
| King's Quest IV: The Perils of Rosella | Sierra On-Line | 1988 | Tandy Coco | adventure Fantasy | image | | label | |
| King's Quest VII: The Princeless Bride | Sierra On-Line | 1994 | MS-DOS | adventure Fantasy | image | subject | label | |
| King's Quest VII: The Princeless Bride | Sierra On-Line | 1994 | Mac OS Classic | adventure Fantasy | image | | label | |
| King's Quest VII: The Princeless Bride | Sierra On-Line | 1994 | Win3.1 | adventure Fantasy | image | | label | |
| Kingdom | Noio;Licorice | 2015 | Windows | manag./econ. Fantasy | image | | label | |
| Kingdom: New Lands | Noio;Licorice | 2016 | Windows | manag./econ. Fantasy | image | | label | |
| Kingdom: New Lands | Noio;Licorice | 2016 | Mac OS X | manag./econ. Fantasy | | | label | |
| Kingdom: New Lands | Noio;Licorice | 2016 | Linux | manag./econ. Fantasy | | | label | |
| Kingdom: Two Crowns | Noio;Coatsink | 2018 | Windows | manag./econ. Fantasy | image | subject | label | |
| Kira Kira Star Night | RIKI | 2013 | Windows | platformer Manga | | | label | |
| Kira Kira Star Night DX | RIKI | 2013 | NES | platformer Manga | | | label | |
| Kirby and the Knights Curse | author | 2014 | Linux | adventure | | | label | |
| Kisekko Gurumii | MTO | 2003 | GBA | adventure Manga | image | | label | |
| Kitten Rampage | Dexmes | 2016 | Linux | | | | label | |
| KnightQuest: Amateur Alley | author | 1983 | Apple II E | role-play | | | label | |
| Knights of the Old Republic II: The Sith Lords | Aspyr Studios | 2016 | Linux | role-play Fantasy | | | label | |
| Knytt Underground | Green Hill Games;Nifflas | 2012 | Linux | platformer Cartoon | image | | label | |
| Knytt Underground | Green Hill Games;Nifflas | 2012 | Windows | platformer Cartoon | image | | label | |
| Kurovadis | Overture Interactive | 2012 | Windows | platformer Manga | image | | label | |
| Kya: Dark Lineage | Eden Games | 2003 | PS2 | action/reflex platformer adventure | image | subject | label | |
| Kyon: Big Damn Hero | author | 2012 | Linux | adventure | | | label | |
