Pokémon the Series: Sun & Moon – Ultra Adventures is the twenty-first season of the Pokémon anime series and the second season of Pokémon the Series: Sun & Moon, known in Japan as Pocket Monsters: Sun & Moon (ポケットモンスター サン&ムーン, Poketto Monsutā: San & Mūn).
The season follows Ash Ketchum as he continues attending the Pokémon School in the Alola region with Lillie, Lana, Mallow, Kiawe, and Sophocles.
The season originally aired in Japan from October 5, 2017, to October 14, 2018, on TV Tokyo, and in the United States from March 24, 2018, to February 23, 2019, on Disney XD.
Music
The Japanese opening songs are "Alola!!" (アローラ!!, Arōra!!) by Satoshi / Ash Ketchum (Rica Matsumoto) with Pikachu (Ikue Otani), "Future Connection" (未来コネクション, Mirai Konekushon) by ЯeaL and "Your Adventure" (キミの冒険; Kimi no Bōken) by Taiiku Okazaki. The ending songs are "Pose" (ポ-ズ, Pōzu), "Twerp, Twerpette" (ジャリボーイ・ジャリガール, Jari-bōi, Jari-gāru) by Taiiku Okazaki and the Japanese ending theme song of Pokémon the Movie: The Power of Us, "Breath" (ブレス, Buresu) by Porno Graffitti to promote the movie. The English opening song is "Under the Alolan Moon" by composer Ed Goldfarb, featuring Haven Paschall and Ben Dixon. Its instrumental version serves as the ending theme.
Viz Media and Warner Home Video released the entire series on a single 5-disc boxset on DVD and Blu-ray in the United States on May 21, 2019. This is the first and so far, only complete Pokémon series to be released on the Blu-ray format in the United States, as the Indigo League boxset is missing the third volume.