Kim Jong Un visited the bier of Kim Jong Il, late top leader of the Democratic People's Republic of Korea (DPRK), for the fifth time on Tuesday, the official KCNA news agency reported.

In this photo released by the Democratic People's Republic of Korea (DPRK)'s official KCNA news agency, the body of DPRK's top leader Kim Jong Il lies in the bier at the Kumsusan Memorial in Pyongyang, DPRK, Dec. 20, 2011. Kim Jong Un, vice-chairman of the Central Military Commission of the Workers' Party of Korea (WPK), paid his respects Tuesday at the bier of his father and DPRK's top leader Kim Jong Il, official KCNA news agency reported. [Xinhua/KCNA]

Kim Jong Un, vice-chairman of the Central Military Commission of the Workers' Party of Korea and supreme leader of the party, state and army, again visited the bier of Kim Jong Il, the KCNA said.

The visit reflected the unbounded condolences of all the servicepersons and people of the country, it added.

Kim Jong Il died from a "great mental and physical strain" during an inspection tour on Dec. 17.