What is the difference between a futon and a bed? - Quora
Amazon.com: HIGOGOGO Japanese Floor Mattress for Adults, 4" Thick Foldable Futon Mattress for Floor, Korean Roll Up Sleeping Pads, Portable Folding Foam Floor Bed Tatami Mat, Shikibuton for Guest, Black, Full :
Amazon.com: MAXYOYO Japanese Floor Mattress Futon Mattress, Thicken Tatami Mat Sleeping Pad Foldable Roll Up Mattress Boys Girls Dormitory Mattress Pad Kids Floor Lounger Pillow Bed, Black, Full : Home & Kitchen