Provided is a multi-ply tubular woven fabric structure that is useful as a base material of a hose for protecting a linear object such as a wire or cable for transporting a fluid or powder or a conduit tube, a tubular filter, an artificial blood vessel, etc. A tubular woven fabric structure, which is a tubular woven fabric produced by mutually crossing warp yarns and weft yarns and weaving into a tubular shape, wherein at least a part of the weft yarns comprises an elastic fiber with a single fiber fineness of 1.0 dtex or more, and at least a part of the warp yarns comprises a microfiber with a single fiber fineness of less than 1.0 dtex, and an artificial blood vessel using the tubular woven fabric structure as a base material.