煎せん餅べい布ぶ団とん

noun

thin, hard bedding; worn-out futon

Refers to a futon that has become thin and hard from long use, like a rice cracker (煎餅). Often used humorously or self-deprecatingly.

• この煎せん餅べい布ぶ団とんじゃ、腰こしが痛いたくて眠ねむれないよ。

  I can't sleep on this worn-out futon; it hurts my back.

• 安やす宿やどの煎せん餅べい布ぶ団とんには