| Kirakira Stars Idol Project Reika - Demo | r76495 | 2026-04-21 |
| Kirakira Stars Idol Project Reika - R18 Patch | r75366 | 2026-04-21 |
| Kirakira Stars Idol Project Set | r136748 | 2026-04-21 |
| Kirameki no Hane no Biyondetta | r78148 | 2026-05-09 |
| Kirameku Shunkan | r26954 | 2026-05-05 |
| Kirara★Kirara NTR -Mahou Shoujo wa Kawatte Iku...- Download Edition | r70512 | 2026-05-15 |
| Kira☆Kano | r142801 | 2026-05-06 |
| Kira☆Kira | r57268 | 2026-05-06 |
| Kira☆Kira | r11029 | 2026-05-05 |
| Kira☆Kira | r76188 | 2026-04-21 |
| Kira☆Kira - iPhone/iPod touch Edition | r5738 | 2026-05-06 |
| Kira☆Kira All-Ages - Trial Edition | r13705 | 2026-04-21 |
| Kira☆Kira ~Rock’n’Roll Show~ First Press Limited Edition | r2819 | 2026-05-12 |
| Kirby and the Knight's Curse Demo | r37981 | 2026-04-21 |
| Kirei - Demo | r114954 | 2026-04-21 |
| Kireina Onee-san no Otoshikata | r124528 | 2026-05-14 |
| Kiri no Machi - Trial Edition | r31257 | 2026-05-07 |
| KiriMomi! | r65734 | 2026-04-21 |
| KiriMomi! | r139688 | 2026-04-21 |
| Kirigirisou | r135431 | 2026-04-21 |
| Kirimomi! | r77189 | 2026-04-21 |
| Kirin Come - Early Access [v1.0.1] | r103562 | 2026-04-21 |
| Kirsch Virch demoEN [v1.2] | r141296 | 2026-04-21 |
| Kisah Nakal Perawat Cantik Dan Montok~ | r141430 | 2026-04-21 |
| Kisah Perselingkuhan Seorang Istri: Hinami Kawabuchi | r142962 | 2026-04-21 |
| Kisah Seorang Gadis Tunawisma~ | r121788 | 2026-04-21 |
| Kisaku | r146728 | 2026-05-07 |
| Kisaku-tachi | r120485 | 2026-04-21 |
| Kisaragi Maaya no Yuuwaku | r87837 | 2026-05-14 |
| Kisaragi no Hogyoku | r17760 | 2026-05-09 |
| Kisaragi no Hogyoku | r7184 | 2026-05-07 |
| Kisaragi no Hogyoku Lite | r7181 | 2026-05-14 |
| Kisaragi no Hogyoku Lite | r7182 | 2026-05-07 |
| Kisaragi no Hougyoku | r48456 | 2026-04-21 |
| Kisaragi no Hougyoku - Demo | r46271 | 2026-05-10 |
| Kisei Fuka ~Ore wa Sonzai Shinai no de, Nani o Yatte mo Yurusareru~ Kounyuusha Limited DL Tokuten | r37212 | 2026-05-10 |
| Kisei Otoko ~Hitozuma wa Itsu no Ma ni ka Ore ni Kisei Sareteiru~ DL Edition | r106660 | 2026-05-16 |
| Kisekae Fetish! - First Press Edition | r404 | 2026-05-07 |
| Kisetsu no Hanayome - DVD-ROM Edition | r8118 | 2026-05-08 |
| Kishi 2-ri Osawari Game | r90138 | 2026-05-14 |
| Kishin Hishou Demonbane | r145740 | 2026-04-21 |
| Kishin Hishou Demonbane - Regular Edition | r600 | 2026-05-07 |
| Kishin Houkou Demonbane - Regular Edition | r603 | 2026-05-09 |
| Kisoubanashi Kureha | r137429 | 2026-05-10 |
| Kisoubanashi Kureha - Download Edition | r137411 | 2026-05-14 |
| Kiss | r18046 | 2026-04-21 |
| Kiss & Crisis | r91875 | 2026-05-14 |
| Kiss Ato | r147976 | 2026-05-07 |
| Kiss Bell - First Press Limited Edition | r21600 | 2026-05-05 |
| Kiss Bell - Trial Edition | r23288 | 2026-05-05 |