Nasuno hails from a extremely rich family. Having returned from a trip in Ngaoundéré, Cameroon, she wants to try out for the tennis club, though she has no idea how to play. Nasuno is capable of providing for her own and other characters' outlandish ideas with her vast amounts of wealth. In her spinoff series, Takamiya Nasuno Desu!, she spends her summer at her family's vacation cottage, relaxing and ordering around Yota.