Naju-si Flag represents distinctive features of Naju. The annual ring means the rich history, economy and culture and the blue stream below stands for Mt. Yeongsan and the rosy future of developing Naju. The two rings implies that citizens and government are united to achieve a common goal and also stands for Naju pear, the special product of Naju city.
Naju pear is so famous that more than half of respondents pick pears as a representative product of Naju. Its good taste and high sugar content boasts the best quality in Korea with long cultivation history, high growing technology and the best raising environment. The vast cultivating land accounts for 16% of Korean total one. Such Naju pear is personified with friendly and cheerful appearance
The hero in the story about a girl who gave a cup of water with a willow leaf in it to a thirsty traveler, Queen Janghwa is expressed as "Willow Lade". She represents the innovative spirit and wisdome of Naju citizens who were main power to establish Goryeo. Queen Janghwa married to the first King of Goryeo, Wanggeon, and gave a birth to the second king of Goryeo, Haejong. Naju emerged as a central region since Goryeo period.