To provide a flat-shaped bag having a good printability for given patterns and its retention and favorably disposable.

In an approximately flat-shaped bag which is formed in an approximately flat shape, and provided with a bag body having an opening section for letting in/out articles and with approximately flat belt-like handle section that forms in circular shape by being fixed to the bag body and is convenient for holding or shouldering when it is carried, at least the main faces composed of two approximately flat faces in the bag body is structured with a synthetic resin having ink adhesive stability and abrasion resistance, and prescribed patterns are printed on the exterior surface of the main faces. The two main faces printed on with approximately same patterns can be connected by sewing at the bottom section of the bag in a condition alignment of the patterns is regulated in upward/downward direction. Each of the two faces is provided with at least one handle section, and connecting members which connect the two handle sections together can be mounted on the periphery of each fixing portion of the handle sections with respect to the bag body.