At a halfway house in Hiroshima - for criminals who are being released from jail back into the community - 69-year-old Toshio Takata tells me he broke the law because he was poor. He wanted somewhere to live free of charge, even if it was behind bars. "I reached pension age and then I ran out of money. So it occurred to me - perhaps I could live for free if I lived in jail," he says. "So I took a bicycle and rode it to the police station and told the guy there: 'Look, I took this.'" The plan...