The manga is called Kaiju No. 8 Relax
Kodoani.com – The June issue of Shueisha's Saikyō Jump magazine revealed on Thursday that Kizuku Watanabe (creator of Koro Teacher Quest!) will launch a new spin-off manga from the manga. Kaiju No. 8 by Naoya Matsumoto titled Kaiju No. 8 Relax in the magazine's next issue on June 4.
Shueisha published the manga on its MANGA Plus service under the title Monster #8 and described the story as follows:
“A man working a job far from his childhood dream is caught up in an unexpected situation…! Becoming a monster, he once again aims to realize his lifelong dream mine…!”
In September 2021, the series surpassed 4 million copies in circulation, becoming the fastest Shonen Jump+ manga (compared to a manga published in Shueisha's print magazine) to reach this milestone.
The series was nominated for the 14th Manga Taisho Awards in January 2021, the Tezuka Osamu Cultural Award in May, and the Eisner Award in July. Kentarō Hidano and Keiji Andō launched a spinoff manga with Title Kaiju No. 8 side B on January 5, and Viz Media made it available for download.
The manga is inspiring a television anime premiering on April 13. The anime is also streaming on X/Twitter worldwide in real time as it airs on TV in Japan.