Adult PC Game: Summer Colors - Version 1.03 by Shinachiku-castella Archive

Your adulthood friend Ryouka Enomoto is the ace of the basketball team at your countryside school.
Growing up together in such a small rural area, you naturally fell in love with her.
However, after you have to move to the city, you can only return to stay with her in the summer.
When you come back...

Summer Colors - Version 1.03 by Shinachiku-castella Gameplay Preview