Japanese police on Friday referred a man to prosecutors for allegedly exporting clothing to North Korea in violation of a law banning trade with the country, investigative sources said. The Osaka prefectural police suspect that in December 2019, the 85-year-old Sapporo resident sent to North Korea a batch of clothes worth about 400,000 yen ($2,790), using money earned by a North Korean IT worker who had posed as a Mongolian national living in Osaka, the sources said. The suspect allegedly shipped the clothes, ordered by a North Korean trading company, via a partner in China’s Jilin Province, v…