Tinea translucens; clothes moth
A specific species of clothes moth. In everyday language, often referred to simply as イガ.
The clothes moth is a pest that eats clothing.
クローゼットにイガが発生した。
Clothes moths appeared in the closet.
Usually written in katakana; the kanji form 衣蛾 is rare.
Kanji form; rarely used in practice.
The origin is uncertain. The kanji 衣蛾 literally means 'clothing moth'.