Hug shite! Kaeru-san Give Me a Hug Mr. Frog.

Synopsis

Takanashi, the student council president, is good-looking, smart, and admired by all the students. Recently, he has been sneaking off to a frog-branded milk tea shop—for every cup he buys, he gets a hug from the frog mascot. It's a soothing hug that relieves the pressures of everyday life. Before he knows it, he's curious about the person inside... (Source: Libre, translated)