Vessels that are illegally transporting North Korean coal have been making repeated port calls in Japan,... in a possible bid to evade UN sanctions on the regime.<br />According to Tokyo-based Kyodo News on Sunday,... such vessels have made over 100 port calls in the country since the UN Security Council banned North Korean coal exports in August 2017.<br />The report adds the vessels,... many of which are Panamanian-flagged,... visited Russia and China before or after arriving in northern and northeastern Japan,... in order to disguise the origin of their cargo.<br />