Alternate costumes...
	Goemon New Age Shutsudou! refe...
	Mystical Ninja History Lessons...
	Space-Manbo mini-game...

Collect all 30 Elephant Statues to unlock new costumes for all four characters.

In the second town's underground prison, New Aged Goemon can be found occupying the second jail cell for his "crimes against the Goemon franchise".

Also have the Game Boy Advance game Kessakusen! Ganbare Goemon 1+2 inserted. At select locations throughout the game, various characters from the Game Boy Advance game will appear and tell you things about Goemon's past.

Also have the Game Boy Advance game Kessakusen! Ganbare Goemon 1+2 inserted. At the mini game menu, Space-Manbo will now be unlocked.