She's the landlady of the apartment where Matsukaze Tenma lives.She was mistakenly assumed by Nishizono Shinsuke as Tenma's mother. She seems to be uncomfortable by his assumption, though Tenma immediately corrects him, saying that she is more of an "onee-san" or elder sister. She takes care of Tenma by cooking him food. She blushed when Tenma asked her if she received a call from America, hinting a possible relationship with Ichinose.