Age: 18
Date of Birth: October 6th
Blood Type: O
Affiliation: Kouga Academy, Class 2-B
Likes: Tennis, Chatting, Reading
Dislikes: Assertion
Occupation: Tennis Club

The main heroine of the series, Haruka is Kazuya's childhood friend. However, due to them both growing up and Haruka becoming more popular among the students, they have drifted apart over the years. Even so, it still seems as if they want to re-kindle their lost friendship.