Narika is the daughter of Shihoudou Seigen, and is in fact a member of the Jougenshuu.

She's three years younger than Takamaru. While she has martial arts training, in general she's more or less a normal girl. While sometimes she might seem cold, most of the time she is caring and helps out other people.

She has a thing for Takamaru. And while she is self-aware of her cuteness, she nonetheless feels a complex against Haruka about personality and body.