| Kagura | Debonosu Works, Studio e.go! | — | — |
| Kaidō Battle | — | 2 | carreras |
| Kaiju No. 8 | — | 1 | — |
| Kaizo Mario World | — | — | Kaizo |
| Kaizō Chōjin Shubibinman | — | 4 | — |
| Kaku-San-Sei Million Arthur | Square Enix | — | espectáculo de variedades |
| Kamen Rider: Climax | Eighting | — | crossover ficcional, videojuego de lucha |
| Kamitsubaki-Shi Kensetsu-chū. | — | 3 | — |
| Kanazawa Shogi | — | 1 | — |
| Kandagawa Jet Girls | — | 1 | — |
| Katamari | — | 14 | — |
| Keio Flying Squadron | JVC Kenwood Victor Entertainment | 2 | — |
| Keitai Denjū Telefang | — | — | videojuego de rol |
| Kemono Friends | Mine Yoshizaki | 6 | — |
| Kidz Sports | Data Design Interactive | 7 | videojuego de fútbol |
| Killzone | SCE Cambridge Studio, Guerrilla Games | 8 | disparos en primera persona |
| King Games | Blitz Games Studios | 3 | — |
| King's Quest | — | 12 | videojuego de aventura |
| Klang | Tinimations | 2 | — |
| Knockout Kings | — | 4 | — |
| KochiKame: Tokyo Beat Cops | — | 1 | — |
| Koihime Enbu | — | 3 | videojuego de lucha |
| Konami Antiques MSX Collection | Konami | 3 | — |
| Kroz series | Scott Miller | — | videojuego de laberintos |
| KuruKuru Princess | Spike | 3 | — |
| Kuukiyomi | G-Mode | 5 | — |
| Kōryū Densetsu Villgust | — | — | anime y manga de comedia, anime y manga de acción, anime y manga fantástico, videojuego de rol |