A flexible laminated wood material produced by applying an adhesive to surfaces of a plurality of wood materials; laminating the plurality of wood materials with their grain directions substantially aligned with each other to obtain a laminated product 2; placing the laminated product 2 in a press machine 7 in a pressure-resistant container 4; compressing the laminated product 2 in a laminating direction to reduce the thickness to ½ to ⅕ of the original thickness in an environment heated with high-pressure steam introduced in the pressure-resistant container 4; cooling the compressed laminated product; and cutting the laminated product along the laminating direction.