Tokyo, January 31, 2017

Astellas Pharma Inc. (“Astellas”; Head Office: Tokyo, President and CEO: Yoshihiko Hatanaka) today announced that it executed a license agreement with respect to an exclusive worldwide license for an AU-935 program with Auration Biotech, Inc. (“Auration”, Head Office: San Mateo, California, President and CEO: Benjamin F. McGraw, III, PharmD).