The Legend of Zelda: Majora's Mask 3D Tips

Wallet Upgrades
At the beginning of the game, Link can only carry 99 Rupees. Howeverm you can upgrade the wallet by doing a few tasks. The Adult Wallet can hold up to 200 Rupees, and the Giant Wallet will allow you to carry 500.

Adult Wallet - Deposit at least 200 Rupees at the West Clock Town Bank.
Giant Wallet - Complete the Oceanside Spider House on Day 1.