When did the Lantern Festival in solve riddles on the lanterns originate?

Lantern Festival originated in Han Dynasty. After two thousand years of integration, it has been passed down from generation to generation. So far, traditional customs, such as watching lanterns, solve riddles on the lanterns, lion dancing, playing with dragon lanterns and eating Yuanxiao, have been handed down. Tracing back to the origin of the Lantern Festival, it is said that it began in ancient Indian Buddhism.

The custom of viewing lanterns began in the period of Yang Di. Because there is a saying in Buddhism that "Buddhism is a bright light", Emperor Yang Di, who has always believed in Buddhism, often "lights up the street" on the 15th day of the first month, and occasionally writes that "Falungong has spread all over the world, and Sanskrit sounds come from heaven".

Solve riddles on the lanterns is an interesting entertainment. Lantern riddles originated from the code words of the Western Han Dynasty and later developed into folk riddles, also known as "playing riddles". According to records, in the Southern Song Dynasty, solve riddles on the lanterns has become a game mode of the Lantern Festival. Zhou Mi in the Southern Song Dynasty said in "Old Wulin Stories": "When writing poems with silk lanterns, people will laugh, draw characters, cover their heads and swear, and tease pedestrians." This "hidden code word" is a mystery.