Doing Time (2002 film)

Doing Time , Keimusho no Naka? is a 2002 film directed by KoreanJapanese film director Yichi Sai. Based on Kazuichi Hanawas manga, it follows the daytoday routine of a middleaged inmate at a low security Japanese prison.

He shares a cell with four other inmates, and adjusts to the strict rules which dictate prisoners movements in minute detail. At first he is amused by the importance that his cellmates attach to normally trivial matters, but over the course of the film he too comes to find them a way of passing the time and relieving boredom.After a minor transgression of the rules, he is placed in solitary confinement, where he finds contentment in his solitude and his repetitive job of assembling paper medicine bags. ........

Source: Wikipedia