['type 2 diabetes mellitus']
['ipragliflozin', 'placebo', 'sitagliptin']

        Inclusion Criteria:

          -  Type 2 diabetes mellitus

          -  Inadequate glycemic control on diet/exercise therapy and sitagliptin monotherapy

          -  HbA1c ≥7.0% and ≤10.0% before study start

        Exclusion Criteria:

          -  History of Type 1 diabetes mellitus or a history of ketoacidosis

          -  History of any of the following medications: thiazolidinediones (TZD) and/or insulin
             within 12 weeks prior to study participation and sodium glucose cotransporter 2
             (SGLT2) inhibitors anytime

          -  Currently has a urinary tract infection or genital infection with subjective symptom
      