Kiawe likes Fire type Pokémon. His family runs a farm, so he helps out there while also attending school. He does early morning milk drop offs all over the Alola region. He then trains after school and also does farm work. He is in very good shape as a result of all the hard work.
Olivia is the Island Queen of Akala Island and a member of the Alola Elite Four. Kiawe took her Grand Trial in order to inherit the Z-Ring that his grandpa had left behind and he passed her test, thus he was recognized as worthy of taking the Ring.