Hinagiku

A girl from second-year Sunflower Class who Tsuchida helped before she transferred to Hanamaru Kindergarten. Suprisingly very mature considering her age, she turned out to be the daughter of the head of a Yakuza clan. Hinagiku fell in love with Tsuchida, and transferred to Hanamaru Kindergarten. Anzu considers her as a rival.

(Source: Wikipedia)