Trainer maker DEViATTED released a cheat trainer for Disgaea 2 PC featuring the following cheats
Disgaea 2 PC Cheats
You can download the trainer by clicking this link: Disgaea 2 PC Trainer
The trainer can be easily activated by running the game, the trainer then pressing the hotkeys for the cheats you desire.
Disgaea 2 PC is the second game in Disgaea series that was released just a few days ago with critical acclaim.