Kare no Iru Seikatsu

Ryota Natsukawa is starting university and he suddenly finds out that his roommate is going to be his childhood friend, Kazuhito Tanaka. Despite Kazuhito's picture-perfect looks, he doesn't have a girlfriend. Ryota is curious about why this is and attempts to point out his faults from a girlfriend's point of view. However, as Ryota gets to know more about Kazuhito, their relationship changes. Will they just remain friends? Or will their relationship blossom into something more?

Also, be sure not to miss out on the bonus story, Living With Him: Heating Up, where you can find out what happens later on!

(Source: Animate International)