Unlock Sharaku Hosuke (#39):
Complete stage 8-4 which is unlockable during your second play. Once you have unlocked Sharaku the exclamation marks on Don Dracula and Ham Egg will be removed.

Sharaku:
Do not press Start at the ‘The End’ screem after the staff roll. To unlock Sharaku in the character list wait until an event occurs.

Unlock Stage Select Mode:
To unlock Stage Select mode beat the game in Normal mode.

Complete Game:
To unlock options for Sound Test, Event Test and Stage Select successfully complete the game.