Yamikin Ushijima-kun 2010 (Japan), also known as Ushijima the Loan Shark is Japan drama premiere on Oct 12, 2010 on TBS
This drama depicts the harsh reality of those at the bottom of society through the eyes of the loanshark Ushijima. He is the head of Kaukau Finance which is a ruthless black market lending operation, charging as much as 50% interest every ten days.