
Quick answer — Natsumi Kawaida voices Akino in The Concierge, Natsumi Hodaka in Diary of Our Days at the Breakwater, Nanoka Kiba in MAO and 19 more characters.
Natsumi Kawaida voices Akino (The Concierge), Natsumi Hodaka (Diary of Our Days at the Breakwater), Nanoka Kiba (MAO), Silk (I Left My A-Rank Party to Help My Former Students Reach the Dungeon Depths!), Rufuria (RPG Real Estate), Himari Momochi (The Demon Prince of Momochi House), Keigetsu Shu (Though I Am an Inept Villainess), Fuyou (The Apothecary Diaries) and 14 more.
Akino is voiced in Japanese by Natsumi Kawaida.