"This is a sign, I believe, of their frustration at the increased sanctions on North Korea, recently imposed by the Security Council. It's a sign that the sanctions are working," he said.
North Korea fired a missile that flew over Japan's northern Hokkaido far out into the Pacific Ocean on Friday, South Korean and Japanese officials said, further ratcheting up tensions after Pyongyang's recent test of its most powerful nuclear bomb.
North Korea test-launched a ballistic missile from its western region into the sea off its east coast on Tuesday, South Korea's military said, ahead of a summit of leaders from the Group of 20 nations in Germany later this week.
The missile flew for about 40 minutes and landed in Japan's Exclusive Economic Zone (EEZ), the Japanese government said, adding it had strongly protested what it called a clear violation of UN resolutions.
Seoul: After North Korea on Wednesday test-fired a ballistic missile towards the Sea of Japan, according to South Korea, Japan Prime Minister Shinzo Abe on Wednesday condemned a the test missile that landed 155 miles off Japan's coast...