نوریکو نیجو

A young girl with a fascination with Buddhist statues and art. She enters Lillian Academy (a strictly Catholic institution) by mistake. She has a fierce temper that contradicts her calm exterior and becomes Shimako's petite soeur as Shimako enters her second year.

In the second season, Noriko becomes Rosa Gigantea en bouton, her grande soeur being Toudou Shimako.