Tokyo, Japan - Otsuka Pharmaceutical Co., Ltd. (Head Office: Chiyoda-ku, Tokyo, Japan; President: Taro Iwamoto) hosted the "Exciting Summer in WAJIKI'11" live music event on Saturday, August 13 in conjunction with local communities. The free-of-charge event was held at the Otsuka Pharmaceutical Tokushima Wajiki Factory in the hilly Tokushima Prefecture town of Naka, home to a population of around 10,000. Approximately 25,000 including young people and families from near and far visited and enjoyed the event.