Miku Kohinata

Miku Kohinata (played by Yuka Iguchi) is Hibiki's best friend, who shares a dorm with her and is often concerned for her safety.

Crossover War Heroes (First Story series)
Miku Kohinata debutted as one of Naoto's best friends. She and her friends were accompanied by Soichi Isurugi and Misora Isurugi to tell Naoto and Hina that they can have more best adventures everyday.