Sensei No Kokuhaku

Oneshot from Kyoushi mo Iroiro Aruwakede Kunihara Sensei is a handsome college prep teacher who is used to fending off the advances of his female students. But adorable and shy Kakei appears to have a crush on sensei too, only he won't admit it. As Kunihara tries to find a way to deal with male student admiration, he finds himself more and more interested in Kakei.