Momo Ryuju

Momo Ryuju (龍珠 桃りゅうじゅ もも, Ryuju Momo) is a supporting character in the series. She is the president of the Astronomy Club and one of The Impossible Girls. As a member of a yakuza family, she places little value on the school rules, as seen by her wearing a hat and playing games on her cellphone while on school grounds. She also has a short temper, and others view her as being threatening.