A Town That's Too Convenient for Me: Unrivaled Harem in Another World with Ruler Skills

The story centers on the reincarnated protagonist, Sakuta Doumyouji, in an "Erotic x Brain Battle" series. The town where Sakuta lives is said to be ruled by three powerful women, but the true ruler is actually Sakuta, who possesses Cheat Skills. The series depicts Sakuta as he operates secretly as the shadow ruler of this Isekai.