North Korea test-fired a new ballistic missile carrying a super-large warhead and an improved strategic cruise missile, state media reported Thursday, as leader Kim Jong Un called for increased weapons development.

North Korea fired multiple short-range ballistic missiles on Wednesday toward its east coast, South Korea and Japan said, days after Pyongyang unveiled a uranium enrichment facility and vowed to beef up its nuclear arsenal.

North Korea successfully tested a new ballistic missile capable of carrying a "super-large conventional warhead," Pyongyang's state media reported on Thursday. State-controlled KCNA news agency quoted the country's Missile Administration as stating the test-fire,