单: Delicate, pure, and unadorned. Here it refers to the virtuous character or graceful appearance of a person.
Meaning: The character 'Dan' signifies simplicity and purity, symbolizing independence and focus.
田单 (Tian Dan)
A military general during the Warring States period, known for his strategic victory against the Yan army using fire oxen tactics.
邬单 (Wu Dan)
A disciple of Confucius during the late Spring and Autumn period, studied music and rites under Confucius, and expressed the view that 'extraordinary fortune is not as good as ultimate righteousness'.