Kaki (カキ)

Kiawe is a Trial Captain of Alola. He specializes in Fire-type Pokémon.

Kiawe appears in Pokémon Sun and Moon as a Trial Captain who provides guidance to trial-goers. Together with his Marowak, he studies the traditional dances of the Alola region. He says that his trials are different from the others and test the player's observation. In Kiawe's trial, he asks the player to identify the difference between two dances.

(Source: Bulbapedia)