The Drifting Classroom Perfect Edition v01-v02 (2019-2020)

Hardcover English translation of the Japanese manga Hyouryuu Kyoushitsu (漂流教室).
Out of nowhere, an entire school vanishes, leaving nothing but a hole in the ground. While parents mourn and authorities investigate, the students and teachers find themselves not dead but stranded in a terrifying wasteland where they must fight to survive.