| Evolution: The World of Sacred Device | January 21, 1999 | — |
| Evolution 2: Far Off Promise | December 23, 1999 | — |
| Evolution: Eternal Dungeons | 2000 | — |
| Evolution Worlds | July 26, 2002 | — |
| Riviera: The Promised Land | 2006 | Dept. Heaven |
| Yggdra Union | March 23, 2006 | Dept. Heaven |
| Yggdra Unison | November 11, 2007 | Dept. Heaven |
| Knights in the Nightmare | September 25, 2008 | Dept. Heaven |
| Dokapon Kingdom | March 26, 2010 | Dokapon |
| Blaze Union: Story to Reach the Future | May 27, 2010 | Dept. Heaven |
| Gungnir | May 19, 2011 | Dept. Heaven |
| Gloria Union | June 23, 2011 | Dept. Heaven |
| Dungeon Travelers 2 | 2013 | — |
| Hyperdevotion Noire: Goddess Black Heart | February 27, 2015 | Hyperdimension Neptunia |
| Truxton | October 27, 2022 | Truxton, Toaplan Arcade Shoot 'Em Up Collection Vol. 1 |
| Yggdra Union | July 26, 2023 | — |
| Mado Monogatari: Fia and the Wondrous Academy | July 29, 2025 | Madō Monogatari |