Pokémon: Did Dawn Need to Replace May?

In theory, May could have stayed with Ash when he was traveling to the Sinnoh region, but she was ultimately replaced by Dawn. Here

Dawn, Pokémon Wiki

Why the New Pokémon Heroine Might Be Ash and Dawn's Daughter

Why did the original anime series 'Pokemon' replace the characters of Brock and Misty with Dawn and May, respectively? Did you prefer one over the other, or both equally? Why? - Quora

Who will Ash choose, Dawn or May? - Quora

Dawn Pokemon Team (My Version) by SapphireZX on DeviantArt

10 Pokemon Characters who should replace Ash as the protagonist

May (anime) - Bulbapedia, the community-driven Pokémon encyclopedia

May Pokémon Ash Pokémon GIF - May Pokémon Ash Pokémon Brock Pokémon - Discover & Share GIFs

Pokemon Anime: The Ages, Hometowns, And Known Relatives Of Ash And 9 Of His Companions

Pokémon's Dawn is So Much More Than a Misty Ripoff, & Pikachu Proves It

Thoughts on May? : r/pokemonanime

May's not having this anymore by MayandKirby on DeviantArt

May is so awesome. She lost (using her most inexperienced pokemon) to Dawn but she beat the rival that Dawn was never able to beat, Zoey. She's def a top coordinator in