The followers of the Juche idea of the Bulgarian Group for the Study of Kimilsungism-Kimjongilism said that Kim Jong Un's work "Let Us Step Up the Building of a Thriving Country by Applying Kim Jong Il's Patriotism" reflects his firm faith and will to build a thriving nation by thoroughly embodying the noble examples of patriotism possessed by leader Kim Jong Il.

Employees of a Nigerian company at a briefing on Kim Jong Un's work "Let Us March Forward Dynamically towards Final Victory, Holding Higher the Banner of Songun" praised him for successfully carrying forward the idea and cause of the great leaders without an inch of deflection and continuously developing the Workers' Party of Korea into the party of President Kim Il Sung and Kim Jong Il.