Follows the same format as Doreiku - Boku to 23-nin no Dorei, but in a high school setting.

1. Immoral Sister-in-law's Sex-life Guidance / Fujun na Gimai no Seikatsu Shidou 2. Loose-lipped Kouhai's Sex-life Guidance / Karukuchi na Kouhai no Seikatsu Shidou 3. The Giant Tits Twins Sex Life Guidance ...

If the sexy toys you ordered for “research” end up at your neighbor’s house, and your neighbor happens to be a gorgeous actor willing to help you test them out, well… It’d be a waste not to, right?...

Pairing: Murakoshi x Gino

Pairing: Sera x Sakai

Pairing: Akasaki x Sera Akasaki has a secret crush on Sera, but he thinks that Sera has been avoiding him. It turns out that he might have been misunderstanding things.

Original work on Pixiv

Original Novel Original Webtoon: R19: Ridibooks, MrBlue, Naver Series, Bomtoon, Lezhin, Comico, BookCube, MComics, Toon365, ManhwaSub, Aladin, KyoboBook, Yes24 R15: Ridibooks, MrBlue, Naver Series, BookCube

1. On the Rooftop, with the Delinquent / Boku to Furyou to Okujou de 2. Gian and Baba / Gian to Baba 3. Bugs are Yummy! / Bug tte Yummy! 4. Escape Sucsex!? / Dasshutsu Seikou!? 5. Welcome to the Succubus Sha...