Green Jail

There remains only silence in the ”Green Jail” which imprisoned 3,000 miners from Kyushu and Japanese colonies Taiwan and Korea before World War II, in Iriomote Island, Okinawa, Japan. The history of Iriomote Coal Mine from 1886 to 1945 represents the largest mining activity violating human rights in early modern history.
Grandma Hashima, the daughter of the head of colonial Taiwanese miners Yang Tien-fu, still protects the house where they lived, near the ”jail on the sea” with the tomb of her parents. The solitude makes her grow older day by day. What has happened in the coal mine? Grandma’s adoptive father, who recruited hundreds of Taiwanese miners to ”Green Jail”, making them unable to get back to Taiwan and leave the jail…
Grandma is 92-year-old now, It is the final years of her life, a survivor with the memory of crime, pain, anger and the miserable history throughout 80 years.