JMdict: 2682340

こたつ虫 【こたつむし】

  1. [n] someone who curls up under a kotatsu all winter; kotatsu bug; kotatsu snail
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
虫 Insect, Bug, Temper チュウ, キ むし 1