Nikko Industrial Co., Omori Plant

Nikko Industrial Co., Tachikawa Plant

List of Authorized Use - Nikko industrial Co., Ltd. Tachikawa Plant

Haruna Industrial Co., First Plant

Haruna Industrial Co., Third Plant

Riken Industrial Co., Odai Plant

List of Authorized Use - Nikko Kogyo K.K. Omori Plant

Chikushi Industrial Co., Ltd. - Kashii Plant Accountability

400.170: Gunze Industrial Co. (Yoka Plant) - Reconversion & Exemption

List of Authorized Use - Japan Special Steel Co., Ltd. Omori Plant

List of Authorized Use - Fuji Industrial Co., Ltd. Mitaka Plant

List of Authorized Use - Fuji Industrial Co., Ltd. Ogikubo Plant

List of Authorized Use - Mizuho Industrial Co., Ltd. Tanashi Plant

Nippon Tokushuko, Omori Plant

Yamatake Kogyo, Omori Plant

Daito Press Industrial Co., Daiwa Industrial K.K., Danto Porcelain Ware Manufacturing Co., Fujii Industrial Co

Asia Tetsu-gyo K.K., Koyo Mfg. Co. - Hanaten Plant, Koyo Kogyo Co., Araya Industrial Co. - Steel Foundry

Mizuho Industrial Co

Fuji Industrial Co

Tachikawa Industrial Co

Nishina Industrial Co

Nippi Industrial Co

Fuji Industrial Co

Tokan Industrial Co

Chuo Kogyo K.K., Omori Plant