金子田 由美

Assistant to boss and mostly in charge of office. Doesn't like security guards jobs think its a waste of money an especially dislikes protagonist. Tries to get him fired by hiring another security guard and holding a vote at end of month of who stays. Has past history of not getting along with tokiko so tends to treat her coldly. 

 Has dark nipples and vagina that she is secretly embarrassed about, uses special cream to make them lighter.