Games Published by Mastiff
| Title | Genre | Released | |
| Dr. Sudoku | Puzzle | Mar 14, 2006 | |
| Gungrave: Overdose | Action | Sep 15, 2004 | |
| Gurumin: A Monstrous Adventure | RPG | Feb 12, 2007 | |
| La Pucelle: Tactics | RPG | May 04, 2004 | |
| Pump It Up: Exceed | Music | Aug 29, 2005 | |
| Pump It Up: Exceed | Music | Aug 29, 2005 | |
| Technic Beat | Music | Nov 02, 2004 | |

