Yuna Kagurazaka  

, 神楽坂 優奈

Yuna is the main character in the series. Initially, she was like any other typical high school student, studying at Yokohamas Shiraokadai All-Girls High School, where she attended class 1-B and traveled to school daily via the local train route from her home. Prior to the first game, Yuna participated in an intergalactic beauty pageant called "Miss Ojousama Contest" along with several other girls. As a result of winning this contest, Yuna gained instant fame and started her career as a popular idol singer.