Hanabata was born to Toru Nohkins, president of Nohkins Sports - an equipment making company, and his wife. She grew up with her friend, Tokishikko Dana.
Hanabata is tall and curvy, sporting the largest breasts of the girls in the party. She has short pink hair and green eyes. She typically wears silver armour over a white and red dress.
Hanabata is normally calm and mature, but she can be easily flustered when it comes to lewd situations. She is humble, as she doesn't let her status as heiress to her family go to her head.