Ougi Oshino (忍野 扇)

Ougi appears a girl with short black hair, black pupils, and pale white skin. She is a junior of Koyomi Araragi at Naoetsu Private High School, as she refers to Koyomi as senpai. She claims to be Meme Oshino's niece.

Nadeko Medusa:

Shinobu Time:

Her gender is undetermined as in Hanamonogatari (Suruga Devil), Suruga refers to her as "Ougi-kun," "he," "this guy" and "the boy." She also told Suruga that she has always been a boy since she was born when Suruga asks about it.