Through his official X account, artist Santa Tsuji, best known as the creator of Super Sonico, the iconic mascot of Nitro Plus, announced a hentai anime adaptation of his story.

In his post, he also confirmed that the hentai will be produced by Pink Pineapple and directed by Kazuhiro Ohara. Although the animation studio has not yet been officially confirmed, all signs point to Seven being behind the production.

Nagachichi Nagai-san is a CG franchise created by Santa Tsuji. The first part, Nagachichi Nagai-san no Diet Funsen-ki, was released on March 29 this year. The story is about Nagai-san, a chubby girl with huge breasts who starts a diet and joins a gym, but during her workouts, her trainer and other gym members persuade her to participate in effective lewd training sessions.