In this April 10 photo provided by the North Korean government, North Korean leader Kim Jong-un attends the 4th Plenary Meeting of the 7th Central Committee of the Workers' Party of Korea in Pyongyang, North Korae. AP

North Korean leader Kim Jong-un has been reelected as chairman of the State Affairs Commission, the communist state's highest decision-making body, in a key parliamentary meeting, state media reported Friday.

North Korea's Prime Minister Pak Pong-ju has also been replaced with Kim Jae-ryong, a senior member of the ruling Workers' Party of Korea, according to the media.