Bed frame only. This product does not include a mattress. ■Durable box structure Storage beds that are popularly sold online tend to use a prefabricated structure with many weak joints in the drawers in order to keep the price low. However, this product uses a sturdy box structure. It is made of sturdy boards that are firmly assembled at the factory before being delivered, so it can support the weight from above and is very sturdy. ■Durable slatted structure The long item storage side has a slatted structure. Compared to regular floorboards that are designed for use with a mattress, this is a sturdy design that allows you to sleep on a futon. ■Can also be used with a futon. Usually, beds cannot be used with futons because the floor board is easily subjected to weight. However, this product's box structure and slats are made to be highly durable, so you can use it with a futon without worry. ■ Committed to domestic quality A long-established manufacturer founded in 1924. We do not want to compromise, so we stick to domestic production. With the aim of creating a bed that can be used for a long time and fits into your lifestyle, all manufacturing and assembly is done by domestic manufacturers.