Japan hanged two death-row inmates Thursday morning, the Justice Ministry said, including a multiple murderer who had reportedly been seeking a retrial.According to sources close to the matter, Masakatsu Nishikawa, one of the two inmates executed, had filed his plea for a retrial over the murders of four women in the 1990s. Execution-Masakatsu Nishikawa CROPNishikawa, 61, was convicted of murdering four bar managers in western Japan in 1991. The other inmate executed was Koichi Sumida, 34, who was found guilty for killing a female colleague in 2011 in Okayama Prefecture.Justice Minister Katsutoshi Kaneda ordered the execut…READ FULL ARTICLE