Meaning: Symbolizes freedom, spontaneity, and a natural way of life.
许由 (Xu You)
an ancient hermit who declined Emperor Yao's offer to take over the throne and retreated to Mount Ji.
仲由 (Zhong You)
A disciple of Confucius in the late Spring and Autumn period, known for his straightforwardness and bravery, served as a minister and was later killed for opposing the enthronement of a ruler.
黄由 (Huang You)
a Southern Song Dynasty official and scholar, achieving the highest honors in the Imperial Examination in 1181 and serving as Minister of Rites and Minister of Justice.