A sheet material container (C1) comprising a containing portion (10a) that contains contents (96) and formed of a layer sheet (120S). Among a first inner layer sheet (122Sa, 123Sa), a first outer layer sheet (121Sa) and a second inner layer sheet (122Sb, 123Sb), a sheet on one side of the sheet material container C1 with respect to a decorative portion (36b, 36c, 36d, 36h) has a light transmitting portion (34d, 34e, 34f, 34g) capable of transmitting visible light. The plurality of decorative portions (36b, 36c, 36d, 36h) are configured to be at positions where visible light is transmitted from the outside of the sheet material container (C1).