The supporting cast lineup of FujiTV Winter 2017 drama "Daibinbou" starring Koyuki has been announced. The human comedy drama which is an original story and begins its run from 8 January 2017 in the Sundays 9pm timeslot, features Koyuki as a single mother Nanakusa Yuzuko who struggles against the irrationalities regarding money, power and love happening around her while Ito Atsushi plays her "buddy" Kakihara Shinichi who is an elite lawyer.
Narita Ryo will play Kase Haruki, a capable salesman who has been working for three years in the human resources company Dimensions Of Humanity (DOH) which is also where Yuzuko works at. Despite being young, Kase is street-smart and knows about the dark sides of human nature. He joins forces with Yuzuko and Kakihara to find out the truth behind DOH's bankruptcy.