| Happiness Double Room | r104719 | 2026-04-21 |
| Happiness Inc. | r122723 | 2026-05-07 |
| Happiness Laboratory | r151328 | 2026-05-06 |
| Happiness! - Anniversary Pack | r52567 | 2026-05-11 |
| Happiness! 2 Re:Lucks | r67686 | 2026-05-16 |
| Happiness! 2 Re:Lucks | r148191 | 2026-05-11 |
| Happiness! 2 Re:Lucks | r120222 | 2026-05-10 |
| Happiness! 2 Sakura Celebration - Download Edition | r63401 | 2026-05-09 |
| Happiness! 2 Sakura Celebration - Package Edition | r54064 | 2026-05-21 |
| Happiness! 2 樱花盛典 - Censored Edition | r68481 | 2026-04-21 |
| Happiness! 2 樱花盛典 - R18补丁 | r71159 | 2026-04-21 |
| Happiness! 2 樱花盛典 体验版 | r68640 | 2026-04-21 |
| Happiness! De:Lucks - First Press Limited Edition | r2301 | 2026-05-06 |
| Happiness! Emotion - Download Edition | r34293 | 2026-05-16 |
| Happiness! Emotion - Package Edition | r28579 | 2026-05-20 |
| Happiness! Re:Lucks - Download Edition | r24443 | 2026-05-14 |
| Happiness! Re:Lucks - First Press Limited Edition | r840 | 2026-05-19 |
| Happiness! Re:Lucks - Regular Edition | r841 | 2026-05-19 |
| Happiness! Re:Lucks - Special Edition with Original Artwork Collection Data | r75158 | 2026-05-21 |
| Happiness! Sakura Celebration - Download Edition | r87790 | 2026-05-21 |
| Happiness! Sakura Celebration! | r125894 | 2026-05-19 |
| Happiness! Sakura Celebration! - Censored Edition | r127239 | 2026-05-20 |
| Happiness! Sakura Celebration! Adult Patch | r135974 | 2026-05-17 |
| Happiness! x Happiness! Re:lucks Special Box | r2172 | 2026-05-10 |
| Happiness: An Affront to God | r146765 | 2026-04-21 |
| Happiness: The Game | r95577 | 2026-05-07 |
| Happiness: The Game Remastered | r97641 | 2026-05-19 |
| Happy | r21104 | 2026-05-16 |
| Happy 5 Months! | r148418 | 2026-05-12 |
| Happy Apartment "Yotsubasou" - Trial Edition | r31609 | 2026-05-16 |
| Happy Apartment Yotsubasou vol. 2 | r31610 | 2026-05-13 |
| Happy Birthday | r115797 | 2026-05-05 |
| Happy Birthday to Me | r152984 | 2026-05-10 |
| Happy Birthday, Hikaru! | r61603 | 2026-04-21 |
| Happy Breeding - Limited Edition | r10657 | 2026-05-08 |
| Happy Breeding ~Cheerful Party~ Regular Edition | r10659 | 2026-05-06 |
| Happy Campers | r114100 | 2026-05-21 |
| Happy Campers | r50858 | 2026-05-21 |
| Happy Campers - 18+ Patch | r51232 | 2026-04-21 |
| Happy Christmas | r87564 | 2026-04-21 |
| Happy Christmas ～last storys～ | r129495 | 2026-04-21 |
| Happy Christmas ～last storys～ Free Edition | r110618 | 2026-04-21 |
| Happy Coredump | r119498 | 2026-05-20 |
| Happy Coredump | r119497 | 2026-05-06 |
| Happy Coredump | r119499 | 2026-05-05 |
| Happy Customer - Demo | r147226 | 2026-05-07 |
| Happy Duckday | r104353 | 2026-04-21 |
| Happy Dying | r111154 | 2026-04-21 |
| Happy End Trigger | r23299 | 2026-05-19 |
| Happy End Trigger | r45740 | 2026-04-21 |