| Istri Bosku Adalah Mantan Pacarku~ | r126103 | 2026-04-21 |
| Istorija trjoh sestjor | r7760 | 2026-05-16 |
| Istorija odnogo svidanija | r20912 | 2026-05-10 |
| Istorija o rycare v0.18 | r100054 | 2026-05-11 |
| Istorija Hejli | r92678 | 2026-05-09 |
| Istanbul (not Constantinople) | r91276 | 2026-04-21 |
| Issleduen Rozovuju Shkatulku v0.10 - Ch.1-7 | r147519 | 2026-05-11 |
| Issho ni Chapuchapu Time! ~Ofuro de Ichaicha Seikatsu~ | r124180 | 2026-04-21 |
| Isolated Pleasure [Ch. 1-4] | r98704 | 2026-04-21 |
| Isola's Spooky Soiree - An Egg Factory Game v0.2 | r101861 | 2026-04-21 |
| Isola del;tesoro versione mezzo | r114194 | 2026-04-21 |
| Isogashii Hito no Tame no Koumakyou | r6265 | 2026-05-17 |
| Isogashii Hito no Tame no Kaeizuka ~ Full Voice Patch | r37153 | 2026-05-16 |
| Isle of the Vanished | r145609 | 2026-04-21 |
| Isle of Maligree - Demo Version | r111766 | 2026-04-21 |
| Isle of Maligree | r110471 | 2026-04-21 |
| Isle of Fall v0.5 | r129556 | 2026-04-21 |
| Isle of Enchantment | r100102 | 2026-05-06 |
| Isle Mystique | r32478 | 2026-05-08 |
| Island of the Magnolias | r73674 | 2026-04-21 |
| Island of Rain & Rainbows | r130467 | 2026-04-21 |
| Island in Yellow v0.01 | r127176 | 2026-04-21 |
| Island Resort -Kettou Okihimejima Bunkou- | r35169 | 2026-05-09 |
| Island Love | r146386 | 2026-04-21 |
| Island Diary - Trial | r78585 | 2026-05-14 |
| Island Diary - Censored Edition | r52363 | 2026-04-21 |
| Island Diary - 18+ Edition (Uncensored) | r88839 | 2026-04-21 |
| Island Diary - 18+ Edition | r52379 | 2026-04-21 |
| Island Diary - 18+ DLC | r82973 | 2026-05-16 |
| Island Diary | r85168 | 2026-04-21 |
| Island Diary | r82817 | 2026-04-21 |
| Island Diary | r120653 | 2026-04-21 |
| Island Days | r150018 | 2026-05-10 |
| Island Days | r31355 | 2026-04-21 |
| Island Days | r128478 | 2026-04-21 |
| Island Date | r145452 | 2026-05-06 |
| Isis: The Fall | r91760 | 2026-05-06 |
| Isis: The Fall | r144516 | 2026-04-21 |
| Isis & Irina H Story Tsuika Data - Official Mail Order Privilege | r47443 | 2026-05-17 |
| Ishu Aigan - Widescreen/Windows 8.1 Support Edition | r40935 | 2026-05-16 |
| Ishu Aigan - HD Version | r65581 | 2026-04-21 |
| Ishika & Honori | r141 | 2026-04-21 |
| Ishara: Bane of the Seas | r39856 | 2026-05-08 |
| Isekano - Demo | r75820 | 2026-04-21 |
| Isekajnyj Raj v0.8 | r126435 | 2026-05-14 |
| Isekai'd into the arms of a Yandere Duke - Demo | r104438 | 2026-04-21 |
| Isekai no Oukoku Marugoto Ore no Haramase Onaho Harem! DVDPG | r148330 | 2026-05-11 |
| Isekai no Oukoku Marugoto Ore no Haramase Onaho Harem! - Package Edition | r91258 | 2026-05-09 |
| Isekai ni Tensei Shitara Skill wa Sex | r62234 | 2026-05-17 |
| Isekai ni Tensei Shitara Densetsu no Yuusha (Uke) Deshita!? - Regular Edition | r77929 | 2026-05-15 |