Ula'Ula Island/Anime

Ula'ula Island was first mentioned in The Guardian's Challenge!, when said that he had delivered packages to the island early in the morning before coming to Pokémon School.

The island made its first proper appearance in Getting a Jump on the Competition!, where, , Hala, and visited Mount Lanakila and took part in the Pokémon Sled Jump Games. Hala ultimately came out as the tournament's victor.

Team Rocket visited the island again in Why Not Give Me a Z-Ring Sometime?, where they were informed by that the Island Kahuna of the island, Nanu, can give them a Z-Ring. Whilst on the island, they had their Darkinium Z stolen by a which appeared after Jessie broke a shrine. After chasing it and taking their Darkinium Z back, they were given a Z-Power Ring from Nanu and used it to make James's Mareanie perform the Z-Move, defeating the Shadow Pokémon.

Ash visited the island once more in Tough Guy Trials! for the grand trial with Nanu. He battled Nanu in a battle to determine whether or not Ash could take on the grand trial, and was defeated by him. However, in Guiding an Awakening!, he managed to win in a grand trial rematch and was rewarded with Lycanium Z. Following that, Ash left and returned to Melemele.