| Masaguri Mode with Irairabou | r109799 | 2026-05-17 |
| Maré do Amor | r138353 | 2026-05-11 |
| Marzia lost in space | r119749 | 2026-04-21 |
| Mary Worthington no Kodomo-tachi | r94331 | 2026-05-17 |
| Mary Skelter: Nightmares - NA Package Edition | r50264 | 2026-05-17 |
| Mary Skelter: Nightmares - NA Download Edition | r52369 | 2026-04-21 |
| Mary Skelter: Nightmares - EU Package Edition | r50263 | 2026-04-21 |
| Mary Skelter: Nightmares - EU Download Edition | r52368 | 2026-04-21 |
| Mary Skelter: Nightmares | r86429 | 2026-05-16 |
| Mary Skelter: Nightmares | r57681 | 2026-04-21 |
| Mary Skelter: Nightmares | r86284 | 2026-04-21 |
| Mary Skelter Finale - Physical Edition (NA) | r78522 | 2026-04-21 |
| Mary Skelter Finale - Physical Edition (NA) | r83469 | 2026-04-21 |
| Mary Skelter Finale - Physical Edition (EU) | r83475 | 2026-04-21 |
| Mary Skelter Finale - Physical Edition (EU) | r83474 | 2026-04-21 |
| Mary Skelter Finale - Limited Edition | r83473 | 2026-05-07 |
| Mary Skelter Finale - Limited Edition | r83472 | 2026-05-07 |
| Mary Skelter Finale - Download Edition | r83471 | 2026-05-16 |
| Mary Skelter Finale - Download Edition | r83470 | 2026-04-21 |
| Mary Skelter 2 - NA Download Edition | r68631 | 2026-05-14 |
| Mary Skelter 2 - Minigame Restoration Patch | r86420 | 2026-04-21 |
| Mary Skelter 2 - EU Download Edition | r68632 | 2026-05-14 |
| Mary Skelter 2 | r85361 | 2026-04-21 |
| Mary Skelter 2 | r68633 | 2026-04-21 |
| Mary Mary | r29203 | 2026-04-21 |
| Mary Go Round | r82092 | 2026-05-13 |
| Mary Adventures v0.0.1 | r112332 | 2026-04-21 |
| Marvas Moon of Mars | r109778 | 2026-04-21 |
| Marunomi | r25207 | 2026-04-21 |
| Marugoto Tinkerbell (2) DVD Players Game Pack | r72731 | 2026-05-15 |
| Marugoto Tinkerbell (1) DVD Players Game Pack | r73067 | 2026-05-15 |
| Marugoto D.O. Bishoujo Disk | r88362 | 2026-05-13 |
| Marugoto Ame no Murakumo 3 DVD Players Game Pack | r143544 | 2026-05-15 |
| Marugoto Ame no Murakumo 2 DVD Players Game Pack | r143542 | 2026-05-15 |
| Marugoto Ame no Murakumo 1 DVD Players Game Pack | r143546 | 2026-05-15 |
| Martyr of Love v1.0 | r90982 | 2026-04-21 |
| Martyr of Love v1.0 | r123751 | 2026-04-21 |
| Martin's Panic 2 | r130552 | 2026-05-07 |
| Martin's Panic | r130550 | 2026-04-21 |
| Martians Buy Bananas | r105164 | 2026-04-21 |
| Martial Arts Fighter Ryuu | r90831 | 2026-04-21 |
| Marth | r68510 | 2026-04-21 |
| Marshmallow☆Imouto☆Succubus☆ - DVD Edition | r153678 | 2026-05-12 |
| Marshmallow☆Imouto☆Succubus☆ | r117738 | 2026-04-21 |
| Marshmallow Imouto Succubus | r120855 | 2026-04-21 |
| Marshmallow All the Way Home - De-Localization patch | r85939 | 2026-04-21 |
| Marshmallow All the Way Home - 18+ Patch | r138337 | 2026-04-21 |
| Marshmallow All the Way Home | r85796 | 2026-04-21 |
| Marshmallow All the Way Home | r112578 | 2026-04-21 |
| Mars: Scarlet Horizons under Charcoal Darkness | r115708 | 2026-04-21 |