Katsutoshi Murase has launched his new Arata Primal: The New Primitive manga on Shonen Jump+, and Shueisha’s Manga Jump website is publishing the manga simultaneously in English. The manga will have new chapters every Friday.
Shueisha describes the manga:
The key to save the world is in the primeval period!? Connecting the present and the past. Burning passion opens up the future!! A primeval survival mystery that passes through time and civilization!!