elder cousin (igarashi kyouhei)
An original character by Igarashi Kyouhei, referred to as いとこのお姉ちゃん in commentaries of the works she appears in. She has a younger sister.
She has red eyes, large breasts, medium lengthed black hair stylized with bangs, sidelocks, and hair up in a folded ponytail. She also likes to wears a red hairclip on the left side of her head.