Monkey PeakMonkey Peak.

Monkey Peak (モンキーピーク, Monkīpīku) is a Japanese manga series written by Kōji Shinasaka and illustrated by Akihiro Kumeta. It was serialized in Nihon Bungeisha's seinen manga magazine Weekly Manga Goraku from September 2016 to August 2019. An original net animation adaptation was streamed on Production I.G's Anime Beans app between October 2018 and April 2019.