Tokyo, Japan -- Otsuka Pharmaceutical Co., Ltd. (Head Office: Chiyoda-ku, Tokyo; President: Taro Iwamoto) today announced that its Tokushima Itano Factory was awarded the fiscal 2010 "Excellent Energy Management Factory" commendation from the Chief of the Shikoku Bureau of Economy, Trade and Industry, accepting the letter of commendation at the Energy Conservation Month Shikoku District Award Ceremony held on February 16.