From July 2025, NTT Communications has changed
its name to NTT DOCOMO BUSINESS.
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Offices in Japan

Offices in Japan

Call toll-free
Operators standing by to take your
application and inquiry

0120-506506

Open during: 10:00AM - 7:00PM
7days a week, except from Dec. 29 to Jan. 3

Major Offices in Tokyo

Headquarters

  • OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi, Chiyoda-ku, Tokyo  MAP

Tamachi Office

  • Granpark Tower 3-4-1 Shibaura, Minato-ku, Tokyo  MAP

Branch Offices (Domestic Offices)

Hokkaido Branch

  • Docomo Hokkaido Building(Main),
    14-6 Kitaichijonishi, Chuo-ku, Sapporo-City, Hokkaido MAP

Tohoku Branch

  • Docomo Tohoku Building,
    1-1-2 Kamisugi, Aoba-ku, Sendai-City, Miyagi MAP

Tokai Branch

  • Urbannet Nagoya Building,
    1-1-10 Higashisakura, Higashi-ku, Nagoya-City, Aichi MAP

Hokuriku Branch

  • Sainen Building 1F,
    3-5-1 Sainen, Kanazawa-City, Ishikawa MAP

Kansai Branch

  • Umeda DT Tower,
    1-10-1 Umeda, Kita-ku, Osaka-City, Osaka MAP

Chugoku Branch

  • Docomo Hiroshima Otemachi Building
    4-1-8, Otemachi, Naka-ku, Hiroshima-City, Hiroshima MAP

Shikoku Branch

  • Takamatsu Building 5F,
    1-8-2 Kankoudori, Takamatsu-City, Kagawa MAP

Kyushu Branch

  • Nishitetsu Yakuin Station Building 12F,
    2-6-1 Watanabedori , Chuo-ku, Fukuoka-City, Fukuoka MAP
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