Yume Miru Danshi wa Genjitsushugisha
The Dreaming Boy Is a Realist / 夢見る男子は現実主義者,

Wataru Sajou is deeply in love with his beautiful classmate, Aika Natsukawa, and keeps approaching her, dreaming that they might share his feelings. One day, he decides he is not good enough to be with someone like her and begins keeping his distance. Aika is surprised by his sudden change and starts to wonder whether he now dislikes her. As she jumps to the wrong conclusion, both of them believe their love is unrequited, unable to communicate what they really feel. Their story begins as a romantic comedy about two people whose feelings keep getting lost between them.