
Quick answer — Hina Tachibana voices Maina Ichii in If My Favorite Pop Idol Made It to the Budokan, I Would Die, Nei Ookawamura in Chained Soldier, Shiori Katase in My Tiny Senpai and 9 more characters.
Hina Tachibana voices Maina Ichii (If My Favorite Pop Idol Made It to the Budokan, I Would Die), Nei Ookawamura (Chained Soldier), Shiori Katase (My Tiny Senpai), Sophia Clodel (Jack-of-All-Trades, Party of None), Rie Maruyama (CUE!), Pearl Diamond (Gods' Games We Play), Satono Diamond (Umamusume: Pretty Derby Season 2), Envi Champagne (May I Ask for One Final Thing?) and 4 more.
Maina Ichii is voiced in Japanese by Hina Tachibana.