The voice actresses/singer unit Healer Girls was formed by Karin Isobe, Akane Kumada, Marina Horiuchi, and Chihaya Yoshitake in March 2021 as a result of their activities in BS11’s anime music program “Anison Days,” which airs every Friday night in Japan.
The four members are confirmed to join the anime as voice actresses – Karin Isobe as Kana Fujii, Marina Horiuchi as Reimi Istushiro, Akane Kumada as Hibiki Morishima, and Chihaya Yoshitake as Sonia Yanagi.
Since then, they have performed covers of various anime songs featuring their beautiful chorus, such as “God knows…”