Private Companies

East Japan Railway Company
West Japan Railway Company
Kyushu Railway Company
Japan Metals & Chemicals Co., Ltd.
Hitachi, Ltd.
Nissan Kohki Co., Ltd.
Sapporo Breweries Limited
Suntory Beer Ltd.
Kirin Brewery Company, Limited
HOYA CORPORATION
SUMITOMO CHEMICAL COMPANY, LIMITED
TAKASAGO INTERNATIONAL CORPORATION
Sony Corporation
DIC Corporation
Toyota Motor Corporation
CHUO DENKI KOGYO CO.,LTD.
Daihatsu Motor Co., Ltd.
Ajinomoto Co., Inc.
Dai Nippon Printing Co., Ltd.
NISSIN Corporation
Kyodo Printing Co., Ltd.
KYOWA PRINTING CO.,LTD
TOYOBO CO., LTD.
Toyo Glass Co., Ltd.
TOYO INK CO., LTD.
Hokkaido Electric Power Co., Inc.
Tohoku Electric Power Co.,Inc.
Tokyo Electric Power Company Holdings, Inc.
CHUBU Electric Power Co.,Inc.
Hokuriku Electric Power Company
Kyushu Electric Power Company, Incorporated
Tokyo Metro Co., Ltd.
TOHO Chemical Industry Co.,Ltd.
Toho Zinc Co.,Ltd.
Tokyo Disneyland
Tokyo DisneySea
Coca-Cola (Japan) Company, Limited
Bridgestone Corporation
PILOT CORPORATION
Fukui-denki, Ltd.
Yokogawa Electric Corporation
Honda Motor Co., Ltd.
Sumitomo Mitsui Construction Co., Ltd.
Yufukogen Corporation
JS Corporation
ASADAAME CO., LTD.
Aichi Tokei Denki Co.,Ltd
Isuzu Motors Limited
IZUKANKOKAIHATSU co,.ltd.
ITOCHU Corporation
Shiseido Company, Limited
Oki Electric Industry Co., Ltd.
ORGANO CORPORATION
KOUSOKU OFFSET CO., LTD.
ASAHI KASEI PHARMA CORPORATION
SHIZUOKA GAS Co., Ltd.
and other organizations