
Japan tightened its anti-terrorism measures on trains, planes and other public places to guard against possible North Korean retaliation over Tokyo8217;s sanctions on the regime, officials said on Friday.
Land, Infrastructure and Transport Minister Tetsuzo Fuyushiba provided no details of the steps, but said Japan should be prepared for 8220;something unexpected8221; in the wake of the imposition of sanctions on North Korea.
National Security Adviser Yuriko Koike said Japan should review its emergency contingency provisions to make sure they are adequate to guard against a possible terrorist threat from the North.
Japan8217;s cabinet decided earlier in the day to close the country8217;s ports to North Korean ships and ban trade with the communist state in response to the North8217;s claimed nuclear test this week, Kyodo News agency reported.
Prime Minister Shinzo Abe8217;s Cabinet approved the sanctions, which also include a six-month ban on travel to Japan by all North Korean government officials, during a meeting early Friday, .
The move was the toughest response so far by any country to North Korea8217;s nuclear test on Monday, which has yet to be confirmed.