Nanase Aasu

At 28 years old Nanase is the eldest sister who works as a data processor in an office. Her power is the Earth Dance of Flowers the ability to summon a whirlwind of flowers to absolutely no effect. There are many hints that she would like to be a transsexual. Her name is derived from nana the Japanese word for quotsevenquot for which another word is quotshichiquot thus she is the 7th of the Sisters. from wikipedia