The launch was made by five North Korean drones a few days after South Korean airspace was violated airspace.
North Korea fired three short-range ballistic missiles toward Japan, South Korean military officials confirmed Saturday morning.
North Korea fired 2 ballistic missiles (Set a distance of 4,500 km)
Japan issued alerts to some citizens to take cover.
South Korean military recently indicated that it was in response to five drones violating the latest Slate Seoul's airspace for military exercises, and is said to Belong to North Korea.
These four drones flew near the Island of Gangwado, while the other crossed the airspace along the Metropolitan area of Seoul.