Is Succubus Appli: Gakuen Sai* hentai?
Yes
Rated Rx (Hentai) on MyAnimeList.

OVA · 2021 · 4 episodes · Rx - Hentai
Hentai
The plot begins when the protagonist notices that a very strange application is installed on his phone, apparently he can hypnotize whoever he wants by just taking a photo, so he decides to check with one of his classmates if the application works... (Source: BestWallpapersYT)
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