In ''[[SM104|That's Some Spicy Island Research!]]'', Ash and his classmates arrived on Poni Island for their individual research projects for school. Ash's project was to have a grand trial battle. In ''[[SM109|A Grand Debut!]]'', Ash battled the newly-appointed Island Kahuna [[Hapu]] in a one-on-one battle and won. Letting Pikachu choose their reward for the completion, Ash received a [[Steelium Z]].