IO SAKISAKA

From Ikemen Manga:Middle schooler Saku is a background character, an extra, always replaceable... or so she thinks? She was saved by a mysterious stranger, and has turned a whole new leaf?! Now in high school, she's found her role. And maybe something else...?From BlueberryScans:Saku is looking for a boy named "Sakura" who noticed and helped her when no one else would. Meeting a boy named "Haruki Sakura" during the high school entrance ceremony feels like fate...?!

Since she entered high school, Kohane has paid little mind to the "loner" Kiryuu. He sits alone, never interacting with anyone else, so she has assumed he doesn't like being around others. But after their first conversation, he betrays her expectations. That single short meeting sparks an interest in Kohane, and from that point on, she can't help but notice him...

Saku, who knows she doesn’t stand out much, is looking for a boy named Sakura who helped her before. It might be fate that she meets Haruki Sakura again after entering high school...?!

SeishunScans: Youth romance between a girl who has a hard time talking to people and her supportive senpai, a boy no one knows.

A mysterious boy comes to Saku Fujigaya's rescue when she falls ill on a train, but he leaves before she can thank him. After this experience, Saku never ignores strangers in need of help to emulate the boy who helped her.