Quick answer — Naomi Wakabayashi voices Ritsuko Akizuki in The Idol Master, Kudryavka Noumi in Little Busters!, Yuuji Date in Hajime no Ippo: The Fighting! New Challenger and 5 more characters.
Naomi Wakabayashi voices Ritsuko Akizuki (The Idol Master), Kudryavka Noumi (Little Busters!), Yuuji Date (Hajime no Ippo: The Fighting! New Challenger), Suzu Ooki (The Twelve Kingdoms), Sheska (Fullmetal Alchemist: The Movie - Conqueror of Shamballa), Kawashiro-sensei (Hanamaru Kindergarten), Madoka Aoyagi (AOKANA: Four Rhythm Across the Blue), Giru (Rewrite).
Ritsuko Akizuki is voiced in Japanese by Naomi Wakabayashi.
