
Quick answer — Rei Sakuma voices Little My in Moomin, Kazumi Amano in Gunbuster, My Melody in Onegai My Melody and 24 more characters.



























Rei Sakuma voices Little My (Moomin), Kazumi Amano (Gunbuster), My Melody (Onegai My Melody), Hiromi Haruna (Hamtaro), Mafura-chan (Hamtaro), Nina Purpleton (Mobile Suit Gundam 0083: Stardust Memory), Clotho Fatima (Five Star Stories), Aika Sumeragi (Agent Aika) and 19 more.
Little My is voiced in Japanese by Rei Sakuma.