
Quick answer — Nao Nagasawa voices Majorika in Magical DoReMi, Steak in Letter Bee, Daichi Sumeragi in Beyblade G Revolution and 4 more characters.
Nao Nagasawa voices Majorika (Magical DoReMi), Steak (Letter Bee), Daichi Sumeragi (Beyblade G Revolution), Ryouta (Saint☆Onii-san), Criff Kei (Infinite Ryvius), Pinocchion (Marchen Awakens Romance), Hiroe Ubayama (Dance in the Vampire Bund).
Majorika is voiced in Japanese by Nao Nagasawa.