Orihara Natsumi

A classmate of the main character Shinichiro. She is bright and vivacious, always with a smile on her face.

She is an athletic girl who loves to swim in the sea and is a member of the swimming club. She is open-minded and does not keep a distance from others, so she can easily get along with anyone.

Since she was born and raised near the school, she knows many special spots that no one knows about.