羽う毛もう布ぶ団とんalso: うもうふとんうもうぶとんMeanings1noundown duvet; feather quiltA thick, warm duvet filled with down or feathers, commonly used in Japan as a type of futon.冬ふゆは羽う毛もう布ぶ団とんがないと寒さむくて眠ねむれない。