Note: This game is also titled Rhapsodia.
Load a Suikoden 4 saved game file with 108 stars when prompted when starting a new game. This will alternate some dialog in the game and give the ability to acquire two additional Suikoden 4 related characters (Hero IV and Snowe) in the game.
Successfully complete the game and save when prompted to unlock the "New Game+" option. Load your cleared game file to begin with all previously earned money, items, equipment (not runes), and skills from your first playthrough. Additionally, press Start to during intermission sequences to skip them.