In the 12th-century work Tung-ching Meng Hua Lu (The Eastern Capital: A Dream of Splendors Past) from the Sung Dynasty, it says that the emperor joined with the common people in riddle making to add to the festive atmosphere during the Lantern Festival.
在宋代《東京夢華錄》書中，就有皇帝出燈謎與庶民同歡，以帶動燈節氣氛。