It has a potential range of 9,320 miles.South Korea's military spoke of preparing for further launches from North Korea and told ABC News, "Our military has strengthened surveillance and vigilance in preparation for additional launches and is maintaining a full readiness posture while closely sharing information related to North Korea's ballistic missiles with the U.

North Korea fired a long-range ballistic missile into the sea off its east coast on Thursday, South Korea and Japan said, a day after Seoul reported the North was making preparations to test-launch an intercontinental ballistic missile.

North Korea launched a long-range ballistic missile on Wednesday in the direction of the Sea of Japan, adding to the recent increased geopolitical tensions in the area. The missile launch comes after the communist country on the Korean peninsula has increased its military activity in recent days.