Ryoute ni Hana ja Dame desu ka?

Overview

As a child, Chiaki was forced to wear only girls' clothes. Chiaki grew up under the fierce affection of his neighbors, the twins Kihei and Teppei, who fell in love with him at first sight. The twins' affection for Chiaki has escalated over the years, and now, whenever they get a chance, they try to do something naughty to him! Chiaki, who loves them both, can't refuse, and is sometimes desired by each of them … and sometimes by both of them at the same time … (Source: Kaiohsha, translated)

Source: AniList