Offices

Corporate Business

Head Office

Keidanren Kaikan 1-3-2 Otemachi, Chiyoda-ku, Tokyo 100-8117

  • +81-3-5252-5200 (Representative)
  • +81-3-5252-5300 (Cement Company Planning & Administration Dept.)
  • +81-3-5252-5357 (Metals Company Planning & Administration Dept.)
  • +81-3-5252-5380 (Advanced Materials & Tools Company Planning & Administration Dept.)
  • +81-3-5252-5401 (Electronic Materials & Components Company Planning & Administration Dept.)
  • +81-3-5252-5931 (Environment & Energy Business Unit Planning & Administration Dept.)
  • +81-3-5252-5209 (Aluminum Division)
  • +81-3-5252-5209 (Affiliated Corporations Division)

Kanda Office(Metals Company Precious Metals Dept.)

Uchikanda Shibuya Building 9F 2-16-11, Uchikanda, Chiyoda-ku, Tokyo, 101-8338

  • +81-3-5298-3851

Ryogoku Office(Advanced Materials & Tools Company, Electronic Materials & Components Company)

KFC Hall & Rooms 7-8F, 1 Chome-6-1 Yokoami, Sumida, Tokyo 130-0015

Saitama Property Management Office

1-297, Kitabukuro-cho, Omiya-ku Saitama-shi, Saitama 330-8508

  • +81-48-641-5111

Human Resources Development Center

1-297, Kitabukuro-cho, Omiya-ku Saitama-shi, Saitama 330-8508

  • +81-48-641-5196

Production Engineering Center

1-297, Kitabukuro-cho, Omiya-ku Saitama-shi, Saitama 330-8508

  • +81-48-641-4616
  • +81-48-641-5591

Central Research Institute

1002-14, Mukaiyama, Naka-shi, Ibaraki 311-0102

  • +81-29-295-5601

Omiya Branch

1-297, Kitabukuro-cho, Omiya-ku Saitama-shi, Saitama 330-8508

  • +81-48-644-2971

Onahama Branch

15-2, Fukimatsu, Onahama, Iwaki-shi, Fukushima 971-8101

  • +81-246-73-2150

Kitamoto Branch

7-147 Shimoishito, Kitamoto-shi, Saitama 364-0028

  • +81-48-593-0435

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Branches

Sapporo Branch

Sapporo Center Building 15F 6-2-2, Kitagojyonishi, Chuo-ku, Sapporo-shi, Hokkaido 060-0005

  • +81-11-205-5411

Tohoku Branch

Higashi Nibancho Square 12F 4-1-25, Ichibancho, Aoba-ku, Sendai-shi, Miyagi 980-0811

  • +81-22-223-7171

Nagoya Branch

Nishiki Park Building 14F 2-4-3, Nishiki, Naka-ku, Nagoya-shi, Aichi 460-0003

  • +81-52-223-4500

Osaka Regional Head Office

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

  • +81-6-6355-5000

Kyushu Branch

Meiji Yasuda Seimei Fukuoka Building 4F 5-6-20, Nakasu, Hakata-ku, Fukuoka-shi, Fukuoka 810-0801

  • +81-92-291-7766

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Cement Company

Aomori Plant

1 Aza Yatoge, Ohaza Shiriya, Higashidorimura, Shimokita-gun, Aomori 035-0111

  • +81-175-47-2211

Iwate Plant

50, Aza Hanebori, Nagasaka, Higashiyamacho, Ichinoseki-shi, Iwate 029-0302

  • +81-191-47-3131

Yokoze Plant

2270, Yokoze, Yokoze-machi, Chichibu-gun, Saitama 368-8501

  • +81-494-23-1111

Higashitani Mine

750, Komori, Kokuraminami-ku, Kitakyusyu-shi, Fukuoka 803-0182

  • +81-93-451-0132

Kyushu Plant

12, Matsubara-cho, Kanda-machi, Miyako-gun, Fukuoka 800-0396

  • +81-93-434-0081

Kurosaki Production Section

1-1 Kukinamimachi, Yahatanishi-ku, Kitakyūshū-shi, Fukuoka 807-0812

  • +81-93-641-4111

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Metals Company

Akita Refinery

3-1-18, Barajima, Akita-shi, Akita 010-0065

  • +81-18-862-0700

Naoshima Smelter & Refinery

4049-1, Naoshima-cho, Kagawa-gun, Kagawa 761-3110

  • +81-87-892-2111

Ikuno Plant

985-1, Kuchiganaya, Ikuno-cho, Asago-shi, Hyogo 679-3301

  • +81-79-679-3111

Sakai Plant

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

  • +81-72-241-4111

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Advanced Materials & Tools Company

Tsukuba Plant

1511, Furumagi, Joso-shi, Ibaraki 300-2795

  • +81-297-42-1111

Gifu Plant

1528-1, Yokoi, Godo-cho, Anpachi-gun, Gifu 503-2394

  • +81-584-27-4330

Akashi Plant

179-1, Nishioike, Kanagasaki, Uozumi-cho, Akashi-shi, Hyogo 674-0071

  • +81-78-936-1551

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Electronic Materials & Components Company

Sanda Plant

12-6, Technopark, Sanda-shi, Hyogo 669-1339

  • +81-79-568-2300

Shizuoka DBA Center

1400 Suganuma, Oyama-chō, Suntō-gun, Shizuoka 410-1312

  • +81-550-76-3106

Ceramics Plant

2270 Yokoze Oaza, Yokoze-machi, Chichibu-gun, Saitama 368-8502

  • +81-494-23-7111

Electronic Device R&D Center

2270 Yokoze Oaza, Yokoze-machi, Chichibu-gun, Saitama 368-8502

  • +81-494-23-7111

Yokkaichi Plant

5 Mitacho, Yokkaichi-shi, Mie 510-0841

  • +81-59-345-5191

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Environment & Energy Business Unit

Energy Project & Technology Center

1-297, Kitabukuro-cho, Omiya-ku, Saitama-shi, Saitama 330-8508

  • +81-48-641-5691

Rokkasho Office

Iyasakadaira-1-45 Obuchi, Rokkasho, Kamikita-gun, Aomori 039-3212

  • +81-175-71-4200

Naka Energy Research Laboratory

1002-14, Mukaiyama, Naka-shi, Ibaraki 311-0102

  • +81-29-295-5539

Fukushima Office

Ōmori K build. 22, Kitajima, Ōmori, Fukushima-shi, Fukushima 960-1101

  • +81-24-544-7145

Tohoku Power Service Station

9-4, Shishizawa Osarizawa Kazuno-shi, Akita 018-5202

  • +81-186-23-3076

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