This secret item was told of in all of the battle guides and game books. This item can be found in the Cave of the Moonstone in the Bustoke Quarry. Search the bottom left side of the cave and a chest will open up and you will recieve the Sugoi Mizugi.
In the remake this item is given as a reward for finding all cards.
You can equip this item to either Tao or Narsha.
- Kitsui Fuku, another hidden outfit