Hiroshi Kuroyanagi occupies the position of Director, Manager-Finance & Head-Internal Control at ISHIZUKA GLASS CO., LTD. Mr. Kuroyanagi is also on the board of Narumi Corp., Hisa Kinzoku Kogyo Co., Ltd. and Far Eastern Ishizuka Green PET Corporation.

In his past career Mr. Kuroyanagi was Chairman for Nippon Parison Co., Ltd.