Office / Affiliates

The offices and affiliates of our Copper & Copper Alloy Products Div.
Our company operates mainly in Osaka and Fukushima prefectures. We produce wide range of copper products from casting to processing with own equipment and technology. Further, we can respond promptly to the needs of local customers by collaborating with our global network of affiliates.

  • Copper & Copper Alloy Products Div.

    Marunouchi Nijubashi Building, 3-2-3, Marunouchi, Chiyoda-ku, Tokyo 100-8117

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Sales Dept.

  • Rolled Products Tokyo Group

    Extruded Products Group

    Sakai Onahama Products Group

    Management Group

    Marunouchi Nijubashi Building, 3-2-3, Marunouchi, Chiyoda-ku, Tokyo 100-8117

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  • Rolled Products Nagoya Group

    Nishiki Park Building, 2-4-3, Nishiki, Naka-ku, Nagoya-shi, Aichi 460-0003

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  • Rolled Products Osaka Group

    8-374, Sambo-cho, Sakai-ku, Sakai-shi, Osaka 590-0906

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  • Extruded Products Group (Osaka)

    OAP Tower 28F, 1-8-30, Tenmabashi, Kita-ku, Osaka-shi, Osaka 530-6070

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  • Sakai Onahama Products Group (Osaka)

    OAP Tower 28F, 1-8-30, Tenmabashi, Kita-ku, Osaka-shi, Osaka 530-6070

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Strategic Marketing Dept.

  • Strategic Sales Group
    Marketing Group

    Marunouchi Nijubashi Building, 3-2-3, Marunouchi, Chiyoda-ku, Tokyo 100-8117

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Technology & Development Dept. / Manufacturing Dept.

  • Technology & Development Dept.

    Marunouchi Nijubashi Building, 3-2-3, Marunouchi, Chiyoda-ku, Tokyo 100-8117

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  • Manufacturing Dept.

    Marunouchi Nijubashi Building, 3-2-3, Marunouchi, Chiyoda-ku, Tokyo 100-8117

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Osaka Plant

  • Sakai Site

    3-1-9, Chikkoshinmachi, Nishi-ku, Sakai-shi, Osaka 592-8331

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  • Sambo Site

    8-374, Sambo-cho, Sakai-ku, Sakai-shi, Osaka 590-0906

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Wakamatsu Plant

  • 1-1-2, Ohgi-machi, Aizu-wakamatsu-shi, Fukushima 965-8522

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Tamagawa Seisakusho Co., Ltd.

Tamagawa Engineering Co., Ltd.

Sambo Metals Corp.

MM Copper Products Co.,Ltd.

  • 8, Nishino-Cho, Higashimukojima, Amagasaki-shi, Hyogo 660-0856

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RYOSHINDOH MANUFACTURING.SDN. BHD (Malaysia)

  • PLO 520, Zone 12, Jalan Keluli 3, 81700 Pasir Gudang, Johor, Malaysia

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