Kabushiki Kaisha Opton

Kabushiki Kaisha Sakamura Kikai Seisakusho

Kabushiki Kaisha Sakamurakikai Seisakusho

Kabushiki Kaisha Sanyo Seiki

Kabushiki Kaisha Shibakawa Seisakusho

Kabushiki Kaisha Tachibana Seisakusho

Kabushiki Kaisha Taiheiseisakusho

Kabushiki Kaisha Taishin Seisakusho

Kabushiki Kaisha Toyota Chuokenkyusho

Kabushiki Kaisha Wako

Kabushiki Kaisha Watanabe Kogyo

Kabushiki Kaisha Yamamoto Kinzoku Seisakusho

Kabushiki Kaisha Yokoyama Seisakusho

Kabushiki Kaisha Yutaka Giken

Kabushiki Kaisya Vista

Kabushiki Kiasha Komatsu Seisakusho

Kabushikikaisha Chuodenkiseisakusho

Kabushikikaisha Ket & Ket

Kabushikikaisha Mori Tekkosho

Kabushikikaisha Nippon Keikinzoku Sogokenkyusho