It comes just days after reports surfaced that Pyongyang had fired short-range projectiles into the ocean from the DPRK's east cost in what is understood to be its first missile launch in 18 months.
North Korea has launched two suspected short-range missiles, South Korea's military command reported on Thursday.
North Korean state media confirmed that leader Kim Jong-un had overseen live-fire drills of long-range multiple rocket launchers and a new short-range missile. North Korean officials said the drills were part of routine military training and were not meant to aggravate the situation in the region.