The purpose of the present invention is to provide, in a simple and also inexpensive manner, a pharmaceutical composition which comprises a plurality of lysosomal enzymes and is effective in treating lysosomal storage disease caused by a deficiency in a plurality of lysosomal enzymes. Provided is a pharmaceutical composition for treating lysosomal storage disease, the composition comprising as an active ingredient a lysosomal enzyme group obtained from cells derived from a subject who does not suffer from lysosomal storage disease.