Flag of the Worker-Peasant Red Guards of the Democratic People's Republic of Korea (North Korea).
http://tmg110.tripod.com/nkorea/kp-redgf.gif
http://img.yonhapnews.co.kr/photo/yna/YH/2014/01/14/PYH2014011401220001300_P2.jpg
File:NKSOF-flag.png
File:Flag of the Workers' Party of Korea.svg
File:Flag of the Korean People's Army Ground Force (1992-2012).svg
Korean People's Army, Oppashi