sweet flag (Acorus calamus); calamus; Japanese iris (Iris ensata var. ensata)
zabuton (flat floor cushion used when sitting or kneeling; usu. rectangular)
futon (laid on the floor); (Japanese) mattress; underquilt; sleeping mat
duvet; bed cover; coverlet; quilt; comforter; eiderdown
Japanese iris; blue flag; Iris ensata
thin bedding; hard bed; bedding worn flat and hard by usage
straw futon; straw mattress; palliasse
bathwater with iris petals
Iris ensata; Higo Japanese iris
Iris ensata; Ise Japanese iris
Iris ensata; Edo Japanese iris
female bedmate (whose body is likened to a fleshy cushion)