Josō Danshi wa Skirt o Nugitai!

Uichiro, a junior high boy, has a secret that he cannot tell his childhood friend Tama-chan. He has been dressing up as a girl for her sake because of her phobia of men. A thrilling and agonizing romantic comedy about a coming-of-age boy who continues to cross-dress for the girl he loves! (Source: Ultra Jump, translated)