Kaukau

The Kanohi Kaukau was the Mask of Water Breathing. It allowed the user to breath underwater up to a certain depth.

Tahu, Onua, Pohatu, Kopaka, and Lewa all found Great Kaukau masks, but lost them when they became Toa Nuva.

Known Wearers

 * Gali - Great, transformed by Energized Protodermis and her Adaptive Armor
 * Hahli - powerless, lost at Karzahni
 * Nuhrii - powerless
 * Kivi - powerless