Hamada, Sena

濱田瀬奈

A third-year junior at an art university. She lives alone in an apartment. She meets Haruta right after breaking up with her boyfriend, Ryousuke. Without knowing anything about Ryousuke, she plans to reunite with his help.
She first appears briefly in novel vol.9 along with Haruta when Takasu and Taiga are selling chocolates. (and in anime EP23 relatively) Her main story is told in novel Spin-off vol.2 "Let's go to Gunma when it's spring! (春になったら群馬に行こう！)" chapter.