Yume de Aetara (OVA): Namiko Isobe

She's Matsuo's co-worker who lives in the same apartment as Nagisa and can sponge off other's money that would never miss a chance to get something for free despite her profit, and ends up paying for her friend's meals.

A GIF

Quick Question

Does anybody know whose foot is this in this picture? I'm asking because I want to know what anime this is.