Introducing some of the Teikoku Seibyo's clientele.
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Key Clients

Railroad Operators

  • JR West
  • JR East
  • JR Central
  • JR Shikoku
  • JR Kyushu
  • JR Freight
  • Japan Railway Construction, Transport and Technology Agency
  • Tokyo Metro
  • Bureau of Transportation, Tokyo Metropolitan Government
  • Osaka Municipal Transportation Bureau
  • Other municipal transportation bureaus nationwide
  • Kintetsu Corporation
  • Hankyu Railway
  • Keihan Electric Railway
  • Nankai Electric Railway
  • Hanshin Electric Railway
  • Kobe Electric Railway
  • Sanyo Electric Railway
  • Hankai Tramway
  • Kita-Osaka Kyuko Railway
  • Nishi-Nippon Railroad
  • Other private railways
  • East Japan Railway Trading Company
  • West Japan Railway Trading Company
  • Central Japan Railway Trading Company
  • Kyushu Japan Railway Trading
  • JR Freight Corporation
  • Yontetsu Unyu Company

Track Equipment Manufacturers

  • Kowa Kasei
  • Tokyo Fabric Industry
  • Sumihatsu
  • Mitsutec
  • TETSUDO KIZAI CO.,LTD
  • Mi-ne Seisakusho, Kyushu Factory
  • Sekigahara Seisakusho
  • Irie Manufacturing Co.,Ltd.
  • Kita-kyushu Railroad Equipment Manufacturing Company
  • Bando Chemical Industries
  • TETSUDO YOHIN CO., LTD.
  • Okawa Transteel Corporation
  • Nihonkido Kogyo
  • Osaka Shisetu Kogyo
  • Daitetsu Kogyo
  • Kosei Kensetsu
  • Kyutetsu Co., Ltd.
  • Meiko Construction
  • CN Construction
  • Futaba Tetsudo Kogyo
  • JR Tokai Construction

Steel Frame Building / Bridge

  • Furusato Industries
  • Komai Tekko Inc
  • Komai Engineering
  • Technical Construction
  • Matsuo Bridge Co., Ltd.
  • ONOUE SHOTEN CORPORATION
  • Sakurada Co., Ltd.

Large Machinery / Shipbuilding

  • Sumitomo Metal Industries
  • Sumitomo Corporation
  • Sumikin Bussan
  • Sumitomo Metal Steel Products Inc.
  • Taiyo Kogyo
  • Japan Drive-it Co., Ltd.
  • Mitsubishi Heavy Industries
  • Ishikawa-Harima Heavy Industries
  • Tsuji Heavy Industries
  • IMEX Co., Ltd.
  • Mikasa Fasteners, Inc.
  • Fukaya Sangyo
  • TANIYASU BYORA CO.,LTD.
  • ITEX
  • Daiichi Bolt Company
  • Metal One Steel Products Corporation
  • Koshin Co. Ltd.
  • KOUEI.CORPORATION
  • Comwel-Fujisawa
  • Yamatobyora Co.,Ltd.
  • Sanko Co., Ltd.
  • Daito Metal, Ltd.
  • RTS
  • Kawaguchi Metal Industries
  • Tokai Rubber Industries
  • Nippon Fastener Corporation
  • TOKAI CO., LTD.
  • TAKASHIMA
  • Okaso Co., Ltd.
  • Kobayashi Metals
  • Ikeda Metal Industrial Co., Ltd.
  • MUROTA KIKO CO.,LTD.

Suppliers and Outsourcers

  • Sumitomo Metal Industries
  • Sumitomo Metal (Kokura)
  • Sumitomo Bussan
  • Hanwa Co., Ltd.
  • Furuike Kogyo
  • Seiwa Corporation
  • Nippon Fastener Corporation
  • Hard Lock Industry Co., Ltd.
  • Ono Seisakusho
  • Umebachi Steel Processing Co., Ltd.
  • Nagoya Dacro, Co., Ltd.
  • Nihon Ruspert Co., Ltd.
  • Sumikin Preciscion Forge, Inc.
  • Japan Parkerizing Co., Ltd.
  • Nitto Kogyo Corporation
  • Kowa-Kogyosho

Other uses for track spikes, trapezoidal screws, etc.

See detail

track spikes Why not use for decorative purposes? Track spikes and screws can be used as commemorative gifts.
Track spikes, also called "dog spikes" due to their resemblance to a dog's head, can be used in variety of applications. Try using them as decorations for outside walls or as hanging hooks.

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Please do not hesitate to contact us to request samples or documents.

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