The flag of the now-defunct Empire of Manchukuo had a mustard yellow field with four horizontal stripes of different colors in the upper-left corner. A flag is a piece of Cloth, often flown from a pole or mast, generally used Symbolically for signaling or identification Manchukuo (ja [[wikt満州国 満州国]] Manshūkoku lit "State of Manchuria " was a Puppet state in Manchuria and eastern The colors of the flag were based on the colors on the Five Races Under One Union flags used by the Beijing-based Beiyang government and the Empire of China (1915-1916). Five races under one union ( Chinese: 五族共和 Pinyin: Wǔzú gōnghé, literally "five races together" was one of the major principles that The Beiyang government ( or Warlord government collectively refers to a series of military regimes that ruled from Beijing from 1912 to 1928 at Zhongnanhai The Empire of China ( was a short-lived attempt by statesman and general Yuan Shikai from late 1915 to early 1916 to reinstate monarchy in China.