LEGEND OF ZELDA: THE WIND WAKER UNLOCKABLES
Getting alternate costumes and DX camera
Finish the game and save at the end. Begin another game with that saved game file. Aril will be wearing the skull shirt from the ending, Link will wear his pajamas from the beginning all the way through the game, and the DX camera that takes color pictures will be in your inventory.
Protection Crystal
Finish the trading quest to get the Protection Crystal from the trading eskimo. It cuts damage in half while using energy.
Submarine 1
(3,A) Treasure Map 14
Submarine 2
(7,A) Heart Container
Submarine 3
(6,C) Bottle
Submarine 4
(4,D) Heart Container
Submarine 5
(7,F) Red Map, Watch Tower Locations
Submarine 6
(3,G) Treasure Map 22
Submarine 7
(5,G) Treasure Map 9