| If My Life Were to End Tomorrow | r119164 | 2026-04-21 |
| If One Goes Astray | r142792 | 2026-04-21 |
| If We Meet Again - Demo | r133622 | 2026-04-21 |
| If You Give a Chicken Ramen | r104666 | 2026-04-21 |
| If You Love Me, Then Say So! | r46904 | 2026-04-21 |
| If You Love Me, Then Say So! - Mosaic Restoration Patch | r138215 | 2026-04-21 |
| If You Love Me, Then Say So! - Name Restoration Patch | r61007 | 2026-04-21 |
| If You Met Your Waifu Version: 0.1.0 | r49126 | 2026-04-21 |
| If You Met Your Waifu Vol.2 Version: 0.1.0 | r49127 | 2026-04-21 |
| If You Stay | r110747 | 2026-04-21 |
| If my Con had Fusion | r67250 | 2026-04-21 |
| If you know what I mean | r56113 | 2026-04-21 |
| If:Then | r130338 | 2026-04-21 |
| Iftar for Two | r126395 | 2026-04-21 |
| If・ミク situation.1 今時の女子高生 | r110619 | 2026-04-21 |
| Igneus v1.0 | r115810 | 2026-04-21 |
| Ignis - Demo | r92967 | 2026-04-21 |
| Ignis Avis Venatio - Download Edition | r47432 | 2026-04-21 |
| Ignis Avis Venatio - Kickstarter Exclusive Physical Digipak Edition | r47433 | 2026-04-21 |
| Igor Meme | r142739 | 2026-04-21 |
| Iinari Aneiro ~Onee-chan sae Ireba Ii!~ | r116247 | 2026-04-21 |
| Iinari Tsumairo ~Tomaranai Koshizukai~ | r80056 | 2026-04-21 |
| Iinazuke wa Imouto-sama! v0.91 | r33447 | 2026-04-21 |
| Iji Care ~Noel-kun no Gohoushi Nikki~ | r130958 | 2026-04-21 |
| Ijiaru Oneesann No Otsumami 2 - Deluxe Pack | r90177 | 2026-04-21 |
| Ijikurare Tsuma Rumi ~Saiai no Tsuma ga Shiirareru Midara na Arbeit~ | r146050 | 2026-04-21 |
| Ijimete Ageru! ~Onii-chan, Watashi-tachi no Osu Inu ni Natte yo~ | r132248 | 2026-04-21 |
| Ijiwaru MyMaster | r28657 | 2026-04-21 |
| Ikani Shite Ore no Tsuma wa Haranda ka...... | r116428 | 2026-04-21 |
| Ikekan: Ikemen ni Naru ka Douka Kan de Tsukiau Game | r152928 | 2026-04-26 |
| Ikemen Royal Palace ~ Midnight Cinderella | r43479 | 2026-04-21 |
| Ikenai Hokenshitsu - DVDPG | r153935 | 2026-04-25 |
| Ikenai Kozukuri 3 ~Musuko no Koibito ga Miryokuteki de Komattemasu~ | r116423 | 2026-04-21 |
| Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~ | r116236 | 2026-04-21 |
| Ikenai Kozukuri DX ~Kousai Aite no Hahaoya to Ikenai Kozukuri~ | r151689 | 2026-04-21 |
| Ikenai Kozukuri ~Shinyuu no Okaa-san ni Tanetsuke Shimakuru Isshukan~ | r116287 | 2026-04-21 |
| Ikezawa | r138688 | 2026-04-21 |
| Ikimashou! - Let's go on an adventure! | r93247 | 2026-04-21 |
| Ikimashou! - Let's go on an adventure! - v.6.47 | r93246 | 2026-04-21 |
| Ikimono High: The Visual Novel | r110232 | 2026-04-21 |
| Ikimono High: The Visual Novel - Demo | r110231 | 2026-04-21 |
| Ikimono High: The Visual Novel - Web Version | r110264 | 2026-04-21 |
| Ikinari Anata ni Koishiteiru | r26081 | 2026-04-21 |
| Ikkarus and the Prince of Sin | r114890 | 2026-04-21 |
| Ikkarus and the Prince of Sin | r114889 | 2026-04-21 |
| Ikkarus and the Prince of Sin | r114888 | 2026-04-21 |
| Ikkarus and the Prince of Sin | r108711 | 2026-04-21 |
| Ikkarus and the Prince of Sin - Demo | r108710 | 2026-04-21 |
| Ikrana | r62581 | 2026-04-21 |
| Ikrana | r64581 | 2026-04-21 |