['type 2 diabetes mellitus']
['10mg ds-8500a tablet', '75mg ds-8500a tablet', 'placebo']

        Inclusion Criteria:

          -  Patients aged ≥ 20 years at the time of informed consent

          -  Japanese patients with type 2 diabetes

          -  Patients who have HbA1c ≥ 7.0% and < 10.0% if untreated with antidiabetic agent.

          -  Patients who have HbA1c ≥ 6.5% and < 9.5% if treated with antidiabetic agent.

        Exclusion Criteria:

          -  Patients aged ≥ 70 years at the time of informed consent

          -  Patients with a history of type 1 diabetes or diabetic ketoacidosis

          -  Patients receiving or requiring treatment with insulin

          -  Patients with a body mass index (BMI) of < 18.5 kg/m2 or ≥ 35.0 kg/m2

          -  Patients with an estimated glomerular filtration rate (eGFR), < 45 mL/min per 1.73 m2

          -  Patients with fasting plasma glucose ≥ 240 mg/dL
      