Pokémon - Season 15 - Eps 37: All for the Love of Meloetta!
After learning the Unova League conference will not be held for three more months, Ash, Iris, and Clian meet up with Cynthia, the Sinnoh Region Champion. She says she has come to Unova to participate in an exhibition match at the Pokémon World Tournament Junior Cup, held in Lacunosa Town, and Ash learns that the prize of the tournament is a battle with Alder, Unova's reigning Champion. As the four head out of Virbank City for Undella Town, they come across the legendary Melody Pokémon, Meloetta who seems to have fallen ill.
About Pokémon

Title: Pokémon
First Air Date: 1997-04-01
Last Air Date: 2023-03-24
Status: Ended
Rating: 7.9/10 (from 1974 votes)
Language: JA
Seasons: 26
Total Episodes: 1235
Network: TV Tokyo TV Aichi TVQ TV Osaka TVh TSC
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy
Production Companies: Shogakukan Production, TV Tokyo, OLM, Shogakukan-Shueisha Productions, SOFTX, TV Tokyo Medianet
Synopsis
Join Ash accompanied by his partner Pikachu, as he travels through many regions, meets new friends and faces new challenges on his quest to become a Pokémon Master.
Cast

Rica Matsumoto
Satoshi (voice)

Ikue Otani
Pikachu (voice)

Daiki Yamashita
Gou (voice)

Kenyu Horiuchi
Narrator (voice)