炬燵やぐら こたつやぐら Also written 炬燵櫓 Meanings Noun square latticed wooden frame for a kotatsu See also: 櫓 (やぐら). Kanji 炬 torch; signal fire. Read as コ. 燵 foot warmer; (kokuji). Read as タツ. Jinuma: Japanese Dictionary · Word lists