タマ

A mysterious person in a cat suit. Tama, a person of unknown identity, is working inside a cat suit as a by-the-day temp worker in order to buy a certain object she found at a general store. She begins her work of promoting a diet drink, "Burning Hammer."
Her true identity is revealed to be Oozawa Maria, Hitomi's twin sister and Kenji's daughter./

From url=https://en.m.wikipedia.org/wiki/428:_Shibuya_Scramble