noun炬燵こたつ · kotatsu
Englishkotatsu; table over an electric heater, with a hanging quilt to retain heat (orig. over a charcoal brazier in a floor well)
- こたつで寝ちゃったら風邪引くのはあたりまえ。自己管理がなっていない。Of course you'll catch a cold if you fall asleep under the kotatsu. You have to learn to take care of yourself.
Source: JMdict (EDRDG) · CC BY-SA 4.0 (EDRDG)