| Sultan ~The Lovesong is Forever~ Download Edition | r35671 | 2026-05-26 |
| Sultan ~The Lovesong is Forever~ Regular Edition | r2633 | 2026-06-03 |
| Sultan ～The Lovesong is Forever～ 初回版 | r2632 | 2026-04-21 |
| Sum of Lies | r84253 | 2026-05-20 |
| Sumaga | r145751 | 2026-05-23 |
| Sumaga | r75992 | 2026-04-21 |
| Sumaga - Special Limited Edition | r1293 | 2026-05-22 |
| Sumaga Special | r3446 | 2026-05-19 |
| Sumaga Special | r145736 | 2026-04-21 |
| Sumaho o Wasureta Dake na no ni... ~Odosare Kairaku ni Otosarete Iku Gyaru~ Download Edition | r63539 | 2026-05-22 |
| Sumeragi Ryouko no Bitch na 1 nichi | r2214 | 2026-05-13 |
| Sumeragi Tantei to Kuro Bara no Noroi | r106801 | 2026-05-19 |
| Sumeragi no Miko-tachi - Special Edition - DVD-ROM Edition | r16496 | 2026-05-15 |
| Sumerechnaja Sinsemil'ja | r153342 | 2026-06-06 |
| Sumerechnoe pomest'e | r83251 | 2026-05-21 |
| Sumidagawa Renzoku Satsujin Jiken | r99289 | 2026-06-04 |
| Sumire | r20934 | 2026-05-15 |
| Sumire - Best Price Edition | r71299 | 2026-06-01 |
| Sumire - Download Edition | r49540 | 2026-06-05 |
| Sumire - Shoukai Demo | r38015 | 2026-06-06 |
| Sumire - Web Trial Edition | r40122 | 2026-05-09 |
| Sumire no Tsubomi & Tsundere★S Otome - Renewal Package | r25893 | 2026-05-17 |
| Sumire no Tsubomi & Tsundere★S Otome - Renewal Package - Download Edition | r67366 | 2026-05-22 |
| Sumire no Tsubomi - Download Edition | r67367 | 2026-05-22 |
| Sumire no Tsubomi Fan Disc ~Wedding Daisakusen~ Download Edition | r67368 | 2026-05-19 |
| Sumire to Fuyu no Ekisha | r87534 | 2026-06-01 |
| Sumire's Secret | r152739 | 2026-06-06 |
| Sumizome Roukaku | r100918 | 2026-06-09 |
| Summa lzhi | r33350 | 2026-06-11 |
| Summer Adventure v0.4.5 | r140085 | 2026-04-21 |
| Summer Adventure with: Wakan Tanka | r91166 | 2026-04-21 |
| Summer Bliss | r54098 | 2026-05-22 |
| Summer Camp 86' | r93559 | 2026-06-09 |
| Summer Camp 86' - Remake Version | r124443 | 2026-05-30 |
| Summer Camp v0.1.6 | r91036 | 2026-05-28 |
| Summer Camp v0.16 | r114770 | 2026-05-25 |
| Summer Clicker : Sex life with a lady during summer vacation! | r150379 | 2026-05-17 |
| Summer Clicker ~Onee-san to Amaama Ecchi na Natsuyasumi~ DL Play Box Version | r150382 | 2026-05-15 |
| Summer Clover | r143283 | 2026-05-09 |
| Summer Crush | r125811 | 2026-05-16 |
| Summer Dash: Our Track Team's Summer Training Trip | r148387 | 2026-05-15 |
| Summer Day | r35595 | 2026-06-09 |
| Summer Day | r27367 | 2026-05-07 |
| Summer Days | r75266 | 2026-05-29 |
| Summer Days | r3063 | 2026-05-20 |
| Summer Days | r118089 | 2026-05-20 |
| Summer Days | r91216 | 2026-05-18 |
| Summer Days - DVDPG | r5311 | 2026-04-21 |
| Summer Days - First Press Limited Edition | r294 | 2026-05-20 |
| Summer Days - Regular Edition | r295 | 2026-05-20 |