Itsudatte Bokura no Koi wa 10 cm Datta.

The moment Miou Aida first met Haruki Serizawa at the Sakuragaoka High School Entrance Ceremony they both felt an unexplainable connection. Despite their completely different personalities, they found themselves walking home together after school every day. As they spend more time together, their feelings for each other grow stronger. Just 10 centimeters apart, but the distance remains...
(Source: Funimation)