| Kanamono (2021) | 373 | 7 |
| Kanarasu To: Center Heroes (2014) | 0 | 0 |
| Kanbello (2025) | 0 | 0 |
| Kandagawa Jet Girls (2020) | 1,111,918 | 2,415 |
| Kandria (2023) | 58,671 | 132 |
| Kandume Monsters Parfait (1999) | 0 | 0 |
| Kane & Lynch 2: Dog Days (2010) | 15,169,852 | 6,719 |
| Kane and Lynch: Dead Men (2007) | 5,243,008 | 2,158 |
| Kang Fu (1996) | 226,446 | 21 |
| Kangaroo (1982) | 82,733,940 | 1,318 |
| Kanji Cats (2026) | 0 | 0 |
| Kanji Combi: Yakuzumo (2024) | 0 | 0 |
| Kanji Sonomama Rakubiki Jiten DS (2006) | 1,924 | 5 |
| Kanso (2021) | 1,462 | 8 |
| Kantai Collection (2013) | 89,847,887 | 46,447 |
| The Kantist (2025) | 0 | 0 |
| Kanun 1919 (2026) | 0 | 1 |
| Kanye Quest 3030 (2013) | 10,582,286 | 137 |
| Kao Challengers (2005) | 360,474 | 223 |
| Kao the Kangaroo (2000) | 2,653,521 | 1,060 |
| Kao the Kangaroo (2001) | 5,387 | 60 |
| Kao the Kangaroo (2022) | 4,763,180 | 6,091 |
| Kao the Kangaroo: Mystery of the Volcano (2005) | 122,730 | 39 |
| Kao the Kangaroo: Mystery of the Volcano (2006) | 880,223 | 283 |
| Kao the Kangaroo: Round 2 (2003) | 4,856,220 | 2,472 |
| Kaodi (2025) | 0 | 0 |
| Kaosapiens (2009) | 0 | 0 |
| Kapellmeister (2022) | 4,243 | 14 |
| KAPIA (2022) | 27,521 | 212 |
| KAPITAL PUNISHMENT 22XX (2023) | 296 | 7 |
| Kapital: Sparks of Revolution (2022) | 1,791,172 | 379 |
| Kappa Quest (2025) | 0 | 0 |
| Kaptain Brawe: A Brawe New World (2010) | 51,533 | 107 |
| Kaptain Brawe: A Brawe New World (2011) | 3,237 | 12 |
| Kar Racing (2003) | 79,915 | 48 |
| Kara Fantasy (2025) | 0 | 0 |
| KARA Legends (2021) | 1,718 | 9 |
| KARAKARA (2016) | 226,642 | 182 |
| KARAKARA2 (2017) | 10,884 | 9 |
| Karakuri Ninja VR (2024) | 0 | 0 |
| Karakuri-kun: A Japanese Tale (2021) | 134 | 15 |
| Karakuru (2023) | 227 | 4 |
| Karambola (2022) | 360,487 | 31 |
| Karanos Solitaire (2021) | 34 | 5 |
| KARANTIIN (2021) | 33,440 | 147 |
| Karaoke Joysound (2008) | 830,511 | 457 |
| Karaoke Revolution (2009) | 339,094 | 212 |
| Karaoke Revolution Glee (2010) | 262,048 | 35 |
| Karaoke Revolution Glee: Volume 2 (2011) | 34,936 | 8 |
| Karaoke Revolution Glee: Volume 3 (2011) | 141,084 | 12 |
| Karaoke Revolution Party (2005) | 165,234 | 59 |
| Karaoke Revolution Presents American Idol (2007) | 17,612 | 5 |
| Karaoke Revolution Presents: American Idol Encore (2008) | 80,069 | 32 |
| Karaoke Revolution Presents: American Idol Encore 2 (2008) | 30,190 | 9 |
| Karaoke Revolution Volume 3 (2004) | 2,645 | 8 |
| Karaoke Studio (1987) | 89,255 | 30 |
| Karate (1982) | 36,985,087 | 1,916 |
| Karate Basketball (2017) | 1,141,188 | 24 |
| Karate Cat (2019) | 42,155 | 34 |
| Karate Champ (1984) | 3,544,166 | 886 |
| The Karate Kid (1987) | 670,282,234 | 6,932 |
| The Karate Kid Part II: The Computer Game (1986) | 4,802 | 9 |
| The Karate Kid: Street Rumble (2024) | 289,451 | 1,107 |
| Karate Krab (2018) | 12,160 | 16 |
| Karate Master 2 Knock Down Blow (2015) | 85,609 | 169 |
| Karate Master Knock Down Blow (2010) | 49,654 | 7 |
| Karate Phants: Gloves of Glory (2009) | 689 | 4 |
| Karate Survivor (2024) | 1,463,144 | 976 |
| Karateka (1984) | 6,351,512 | 1,323 |
| Karateka (2012) | 466,464 | 207 |
| Kardashev (2026) | 0 | 0 |
| Kardboard Kings (2022) | 386,407 | 462 |
| Kards (2019) | 13,003,025 | 4,275 |
| Kare wa Kanojo (2019) | 8,499 | 36 |
| Kargast (2023) | 0 | 0 |
