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| I・N・PO～インポ～ | r83493 | 2026-04-21 |
| Iカップ母乳看護婦 ～乳フェチ・乳吸い編～ パッケージ版 | r6014 | 2026-04-21 |
| Iカップ母乳看護婦 ～乳フェチ・乳吸い編～ ダウンロード版 | r6015 | 2026-04-21 |
| Iを知らないヒロインへ | r92468 | 2026-04-21 |
| I’m ～心の向こう側に～ 改訂 | r37829 | 2026-04-21 |
| I’m ～心の向こう側に～ 初版 | r110307 | 2026-04-21 |
| I’m ～心の向こう側に～ 体験版 | r110305 | 2026-04-21 |
| I’m Sorry Darling... I’m Already… | r114051 | 2026-05-15 |
| I’ll Breakup With Her, It’ll Hert v0.1.0 | r121745 | 2026-05-15 |
| I’ll Break Panes Up, With Him! v0.3.1 | r105363 | 2026-05-15 |
| Izzy's Confession | r110070 | 2026-05-15 |
| Izuna Zanshinken - First Press Edition | r13993 | 2026-05-16 |
| Izumo Complete | r11602 | 2026-05-15 |
| Izumo 4 - Trial Edition | r43883 | 2026-05-07 |
| Izumo 4 - Download Edition | r72591 | 2026-05-16 |
| Izumo 3 - Regular Edition | r1254 | 2026-05-15 |
| Izumo 3 - Download Edition | r41820 | 2026-05-08 |
| Izumo 2 ~Gakuen Kyousoukyoku~ Regular Edition | r1251 | 2026-05-12 |
| Izumo 2 ~Gakuen Kyousoukyoku~ Double Tact - Regular Edition | r2537 | 2026-05-15 |
| Izumo 2 ~Gakuen Kyousoukyoku~ Double Tact - Limited Edition | r1989 | 2026-05-15 |
| Izumo 0 - Regular Edition | r1248 | 2026-05-06 |
| Izumo 0 - Download Edition | r40837 | 2026-05-15 |
| Izumo - Windows 8 Support Edition | r44354 | 2026-05-06 |
| Izumo - Special Pack | r40588 | 2026-05-06 |
| Iznasilovannoe leto | r150561 | 2026-05-08 |
| Izbavi nas ot lukavogo | r84087 | 2026-05-15 |
| Izanai 18+ Trial | r20819 | 2026-05-15 |
| Izanai 18+ Trial | r19869 | 2026-04-21 |
| Iz beskonechnosti | r9425 | 2026-05-09 |
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| Iyashinbo ~Sekai de Ichiban Suki na Hito~ Package Edition | r5852 | 2026-05-10 |
| Iyashinbo ~Sekai de Ichiban Suki na Hito~ Download Edition | r5853 | 2026-05-10 |
| Iyashinbo ~Sekai de Ichiban Suki na Hito~ | r116275 | 2026-05-15 |
| Iyashinbo The Motion ~Sekai de Ichiban Suki na Hito~ Package Edition | r6771 | 2026-05-09 |
| Iyashi no Megami no Marmot - Trial Edition | r53432 | 2026-05-16 |
| Iyashi no Megami no Marmot - First Press Limited Edition | r47118 | 2026-05-16 |
| Iyashi no Megami no Marmot - Download Edition | r55888 | 2026-05-16 |
| Iyashi no Megami no Marmot | r121042 | 2026-04-21 |
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| Iya Iya Ecchi | r57534 | 2026-05-16 |
| IxSHE Tell 体験版 | r55308 | 2026-04-21 |
| IxSHE Tell 体験版 | r139099 | 2026-04-21 |
| IxSHE Tell ダウンロード版 | r139097 | 2026-04-21 |
| IxSHE Tell コンプリートセット | r61159 | 2026-04-21 |
| IxSHE Tell - Trial Edition | r139100 | 2026-05-14 |
| IxSHE Tell - Steam Edition | r85643 | 2026-05-10 |
| IxSHE Tell - Steam Edition | r73672 | 2026-04-21 |
| IxSHE Tell - Regular Edition | r66688 | 2026-05-12 |
| IxSHE Tell - Regular Edition | r70824 | 2026-05-10 |