| Koiyasumi Encore! ~Lovely Golden Week~ | r92956 | 2026-05-19 |
| Koiyasumi ~A Rainy Summer with My Childhood Friend~ | r102454 | 2026-04-21 |
| Koiyasumi ~Kanojo no Hada ni Tokeru Konayuki~ | r84913 | 2026-05-19 |
| Koiyasumi ~Yuudachi ni Nureta Osananajimi~ | r80712 | 2026-05-20 |
| Koiyohou | r13892 | 2026-05-22 |
| Koiyotsudoki ~Setsunai Koi no Ochiru Ana~ Trial Edition | r69517 | 2026-05-22 |
| Koiyoubi | r71851 | 2026-05-21 |
| Koiyoubi - DVDPG | r38658 | 2026-05-16 |
| Koiyoubi - First Press Limited Edition | r91 | 2026-05-06 |
| Koi☆Gakuen | r22548 | 2026-05-06 |
| Kojiin ~Kyouki no Ketsuzoku~ | r110236 | 2026-05-21 |
| Kojin Kyouju: La Leçon Particulière | r57954 | 2026-05-15 |
| Kojin Taxi - Download Edition | r16360 | 2026-05-19 |
| Kojin Taxi - Full Animation DVDPG | r153076 | 2026-05-09 |
| Kojin Taxi - Special Edition | r16361 | 2026-05-08 |
| Kojin Taxi 2 | r5523 | 2026-05-22 |
| Kokage de Hitori, Musebi Naku Kimi e - Download Edition | r103521 | 2026-05-20 |
| Kokage de Hitori, Musebi Naku Kimi e - Package Edition | r103520 | 2026-05-20 |
| Kokan Hunter 2 ~Chikyuu wa Marukatta~ | r5472 | 2026-05-08 |
| Kokeshi - Trial Edition | r154444 | 2026-05-01 |
| Kokkuri-san no Haka Zero | r19653 | 2026-05-16 |
| Koko | r91848 | 2026-04-21 |
| Koko | r94657 | 2026-04-21 |
| Koko kara Natsu no Innocence! - Download Edition | r61477 | 2026-05-19 |
| Koko kara Natsu no Innocence! - First Press Limited Edition | r39962 | 2026-05-07 |
| Koko wa Rakuensou - 5-inch Edition | r1994 | 2026-05-16 |
| Koko's Cafe | r132500 | 2026-04-21 |
| Kokone-chan no Omorashi Gokko | r85230 | 2026-05-19 |
| Kokoro Conflict ~Hatsukoi Dorobou to Watashi~ | r95617 | 2026-05-17 |
| Kokoro Connect Random Predictions | r77826 | 2026-04-21 |
| Kokoro Connect: Yochi Random | r21423 | 2026-05-12 |
| Kokoro Emotion - Trial edition | r79775 | 2026-05-20 |
| Kokoro Navi | r7822 | 2026-05-19 |
| Kokoro Shuffle -Spirit Swap- | r123074 | 2026-05-21 |
| Kokoro ga Tsunagu Koishirube - Download Edition | r62638 | 2026-05-15 |
| Kokoro no Doki Doki Senpai??: Milky Pantsu Adventure | r41604 | 2026-04-21 |
| Kokoro no Katachi | r153511 | 2026-05-19 |
| Kokoro no Pro - ver. ps001 | r112788 | 2026-04-21 |
| Kokoro no Sumika | r6887 | 2026-05-11 |
| Kokoro no Sumika - Download Edition | r29941 | 2026-05-19 |
| Kokoro no Tobira - Regular Edition | r16650 | 2026-05-19 |
| Kokoro no Tobira Zero Version | r67813 | 2026-05-22 |
| Kokoro no Yami no Saki ni - Trial Version Ⅱ | r55266 | 2026-05-22 |
| Kokoro no Yami no Saki ni - Trial Version Ⅱ | r55269 | 2026-05-22 |
| Kokoro no Yami no Saki ni - Trial Version Ⅱ | r55268 | 2026-05-19 |
| Kokoro o Hiraku Utaikata - Demo | r60618 | 2026-05-22 |
| Kokoro o Hiraku Utaikata - Demo | r85066 | 2026-05-16 |
| Kokoro o Hiraku Utaikata - Version 1.0.0 | r85070 | 2026-05-22 |
| Kokoro o Hiraku Utaikata - Version 1.0.4 | r85068 | 2026-05-22 |
| Kokoro o Hiraku Utaikata - Version 1.0.5 | r85069 | 2026-05-16 |