床暖 ゆかだん Meanings Noun underfloor heating See also: 床暖房 (ゆかだんぼう). Kanji 床 floor. Read as ゆか. 暖 warm. Read as ダン. Words containing 床暖 床暖房 (ゆかだんぼう) floor heating Jinuma: Japanese Dictionary · Word lists