Objects of the present invention are to provide a preparation method which makes it possible to obtain porous microcarriers having unique properties and a unique particle size distribution and to provide porous gelatin microcarriers having excellent cell growth properties. According to the present invention, there are provided a method for preparing porous recombinant gelatin microcarriers that includes an emulsification step in which an emulsifier having a specific HLB value is used in a specific amount, and provided porous gelatin microcarriers having specific voids.