Successfully complete Land mode to unlock Bomber House + mode. In this mode, you play Land mode but must get 999 points.
Successfully complete the game with all 100 Cards in Land mode on the Normal difficulty setting to unlock the Hard difficulty setting.
Successfully complete each attraction (besides the Bomber Houses) in each zone twice to get the Card and Medal. After completing all the attractions for a zone, the "Special" option will be unlocked in the Information Centers. Select that option to purchase the following characters for 10 Medals:
Purchase the Token from the Info Booth in the Castle section with all 50 Coins in Land mode on the Hard difficulty setting, then successfully complete the game.
Constantly attempt to complete a specific mini-game in Story mode. If you cannot complete it while choosing "Yes" when it asks if you will try again numerous times, after a while you will be asked if you would like help for one Token. Double tap the icon between the "Yes" and "No" options and the requirements for the game will be much easier.