Ryoko Tachi

Ryoko Tachi is a second-year student who goes to the Shiratori all-girls school. She is strong willed and has a bubbly persona. Behind her olive skin and athleticism, she is delicate and outcast by her school peers, her independency is to fault. However, to her friends Nana and Kaoru whom met through the 800m and morning running respectively, she is an honest, cheerful and reckless person. She is often mistaken for a guy, in the meeting with Kaoru on her morning run she was annoyed by this misunderstanding which is proposed to due to her obvious lack of chest and she shows him her modest cleavage as proof for her gender.