Novel Japanese-style tatami folding mattress

The utility model relates to a novel Japanese-style tatami folding mattress which comprises a mattress body, the mattress body comprises a mattress surface layer, a mattress filling layer and a mattress supporting layer; the mattress filling layer is arranged at the lower end of the mattress surface layer; the mattress supporting layer is arranged at the lower end of the mattress filling layer; the mattress filling layers are symmetrically arranged up and down relative to the mattress supporting layer; the mattress surface layers are symmetrically arranged up and down relative to the mattress body. According to the utility model, natural pure cotton materials, pure wool and polyester fiber materials are used as raw materials, no toxic material or odor is generated, and the inner layer in the supporting layer of the mattress is divided in advance, so that more stacks can be provided when the whole mattress is stored and folded, more storage space is saved, the structure is novel, and the practicability is stro