#111 - Meloetta Vocaloid

The Melody Pokémon, Meloetta, shares the same voice actress than the mascot of the Megpoid Vocaloid GUMI: Megumi Nakajima. She had also voiced Lyra (from HG/SS) and Layla before, although she took no credit for this last role for some reason.

SOURCE: https://bulbapedia.bulbagarden.net/wiki/Megumi_Nakajima