
Quick answer — Sae Hiratsuka voices Runa Tsukimi in You Can't Be In a Rom-Com with Your Childhood Friends!, Mimi Yoshizumi in 【OSHI NO KO】Season 3, Akina in Bottom-Tier Character Tomozaki 2nd Stage and 5 more characters.
Sae Hiratsuka voices Runa Tsukimi (You Can't Be In a Rom-Com with Your Childhood Friends!), Mimi Yoshizumi (【OSHI NO KO】Season 3), Akina (Bottom-Tier Character Tomozaki 2nd Stage), Brenda (The Holy Grail of Eris), Classmate Joshi A (My Deer Friend Nokotan), Yui Unoki (ZatsuTabi -That's Journey-), Crystal Maya (The Kingdoms of Ruin), Lala (Beheneko: The Elf-Girl's Cat is Secretly an S-Ranked Monster!).
Runa Tsukimi is voiced in Japanese by Sae Hiratsuka.