The November 2018 issue of Kodansha’s Monthly Shonen Magazine has published the first chapter of a new “spin-off sequel” manga for Eiji Nonaka’s Cromartie High School (Sakigake!! Cromartie Kōkō) manga. The manga, titled Cromartie Kōkō Shokuinshitsu (Cromartie High School Staff Room), will launch on Kodansha’s Magazine Pocket app on October 27, 2018. Ino Ichiban is drawing the manga. As the title suggests, the manga focuses on the teachers at Cromartie High School.
The original manga serialized in Weekly Shōnen Magazine from 2000 to 2006.