In Fiscal Year 2011, authorities in Japan discovered 189 cases of tax evasion across the country. 117 cases, or 61.9 percent, were forwarded to prosecutors to be dealt with in the criminal justice system. The total amount of taxes evaded including the penalty fees was $240.4 Million (19.2 Billion Japanese Yen).
In FY 2010, there were 216 cases of tax evasion across Japan.
Source: “Bad economy also affecting tax evaders,” Asahi Shimbun, “July 8, 2012.