Oga (Gojoseon)

This article is about a political structure in Korea. For former president and chairman of Sony, see Norio Ohga.

Ohga (오가, 五加) or Five Ministers was a political structure of Gojoseon and Buyeo. Literally, Ohga means five gas because "Oh" means five in Korean.

Ohga were composed of Dotga, Gaeda, Soga, Malga and Shinga. Dotga is a minister of east area, Gaega was a minister of west area, Soga was a minster of south area, Malga was a miniter of north area, and Shinga was the supreme minister among the Five Ministers. Shinga was responsibility of central area. These names of Ohga resembled the name of animals. Dot in Dotga means a pig, Gae in Gaeda means a dog, So in Soga means a cow, Mal in Malga means a horse. Shin in Shinga do not mean any animal, and it always represent Heaven because the Koreans considers themselves as the descendants of Heaven.

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