「光蟲」是僅有在月津港燈節期間才會出現的一種神秘生物。
以月津港燈節的作品燈光為食，用當地自然生態或奇幻的昆蟲和動植物的姿態出現。
牠們將光芒儲存於腹部的透明瓶罐容器中，千變萬化、五顏六色；也會影響周遭的環境，將光儲存在花朵、菌菇、香蕉樹上，因而誕生了光之生態圈。

“Light Bug” is a mysterious creature that only appears during the Lunar New Year. 
The food of them is the light of “YUEJIN LANTERN  FESTIVAL”.
“Light Bug” emerges with the gesture of local natural ecology or fantastic insects ,plants and animals. 
They store the light in a transparent container on the abdomen. Ever-changing, colorful; will also affect the surrounding environment, the light stored in flowers, mushrooms, banana trees, and thus the birth of the eco-light.