Gakkou Gurashi! Otayori

Gakkou Gurashi! Otayori, or School-Live! Letters, serves as an epilogue and side-story collection to the original post-apocalyptic horror series written by Kaihou Norimitsu and illustrated by Sadoru Chiba. It was released following the conclusion of the main narrative to provide closure for the surviving characters and to flesh out the aftermath of their harrowing experiences. The collection focuses on the emotional recovery and the transition of the cast as they navigate a world that is slowly beginning to stabilize.

The creative direction maintains the visual duality characteristic of the series, contrasting the characters' attempts at normalcy with the somber, lingering traces of the catastrophe they survived. Norimitsu’s writing in this volume shifts from the high-stakes survival tension of the original series toward a reflective, character-driven tone. It was received by fans as a gentle, bittersweet coda that allowed for a more intimate look at the protagonists' lives once the immediate threat had passed, marking the definitive conclusion to the Gakkou Gurashi! franchise.