Unlockable: Score Maker Pro
Once you reach the pro level in the main game Score Maker Pro mode is unlocked. This mode allows you to sequence your own compositions and share them with others.

Unlockables

Pro Mode:
To get this mode finish all 5 Studio recordings in Special Event. Unlock Barbara the Bat theme song:
To unlock the Barbara the Bat theme song clear pro-level recording 5. Unlock Recording Ticket Gold:
To unlock Recording Ticket Gold you must beat level 5 in pro-recording studio. Unlock two secret songs:
To unlock the Abarenbou Shougun Theme and Gmen75 theme, simply play a song in the multiplayer mode. Only one DS need to have a Band Brothers game card for it to work, however anyone who has the card should receive the two songs. They will both appear in the "TV songs" section.