Kahuna are individuals chosen by Alola's island deities to govern the islands of Alola.
Description
From Pokémon Sun and Moon official website:
Each of Alola's four islands has a leader, called the island kahuna, who governs the island. Kahunas are chosen by the Pokémon known as guardian deities, which are also found on each island.
Known Kahunas
- Hala - The Kahuna of Melemele Island. His speciality is Fighting.
- Olivia - The Kahuna of Akala Island. Her signature type is Rock.
- Nanu - The Kahuna of Ula'ula Island. His speciality is Dark.
- Hapu - The Kahuna of Poni Island. Her speciality is Ground.