“Kotatsu snail” in Japanese
Short answer
Kotatsu snail in Japanese is “こたつむり” (kotatsumuri). Full meaning: someone who curls up under a kotatsu all winter, kotatsu snail.
Other ways to say “Kotatsu snail” in Japanese
コタツムリ
kotatsumuri someone who curls up under a kotatsu all winter, kotatsu snail
こたつ虫
kotatsumushi someone who curls up under a kotatsu all winter, kotatsu bug, kotatsu snail
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