Pokémon Ultra Sun and Ultra Moon(Pokémon Ultra Sun and Ultra Moon|ポケットモンスター ウルトラサン・ウルトラムーン|Poketto Monsutā Urutora San・Urutora Mūn|"Pocket Monsters: Ultra Sun & Ultra Moon") are role-playing video games developed by Game Freak, published by The Pokémon Company and Nintendo for the Nintendo Switch. The games were released worldwide on 17 November 2017. Announced in June 2017, the titles are enhanced versions of Pokémon Sun and Moon with a modified storyline, similar to previous "upper versions" like Pokémon Yellow, Pokémon Crystal, Pokémon Emerald, and Pokémon Platinum. The games are the second installments in the seventh generation of the main Pokémon RPGs for the Nintendo Switch.

The games are set in the Hawaii-based Alola region with an alternate storyline and introduce several new characters, Pokémon, forms, and gameplay features. As with previous titles in the series, the game follows a young trainer in a Pokémon-training journey across the region. The games feature new forms of the Legendary Pokémon Necrozma as version mascots.

Notable changes from the Nintendo 3DS Version

  • Updated/Upgraded Graphics and Soundfonts., similar to those in Pokémon: Let's Go, Pikachu! and Let's Go, Eevee!.