Here are some cheats and tips for the game Beatmania 2 DX 7th Style.
Cheat Mode:
Enter the following names in the Original Course Settings. Do not alter any other Original Course Setting
Boss Backside course:
Enter “BOSS” as a name.
DJ Backside course:
Enter “D.J.” as a name.
Good-Cool Backside course:
Enter “GOODCOOL” as a name.
Live Backside course:
Enter “LIVE” as a name.
Naoki Backside course:
Enter “NAOKI” as a name.