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Toranomon Hills Business Tower (Head Office)

  • Digital Solution & Consulting Bureau
  • Industrial Business System Solutions Bureau
  • Retail & Service Business System Solutions Bureau
  • Financial System Solutions Bureau
  • IT Service & Engineering Bureau
  • Common Units

Street Address

Toranomon Hills Business Tower
17-1, Toranomon 1-chome Minato-ku, Tokyo
105-6417, Japan
Contact Address TEL: +81-3-6899-6000 (Main)

Tokyo-Sumitomo-Twin Bldg./East Tower (Shinkawa Office)

Street Address

Tokyo-Sumitomo-Twin Bldg./East Tower (Shinkawa Office)
27-1, Shinkawa 2-chome, Chuo-ku, Tokyo
104-0033, Japan
Contact Address TEL: +81-3-6899-6000 (Main)

Systems Research and Development Center (Yokohama Office)

Systems Research and Development Center

Street Address

KDX Yokohama Minato Mirai Tower※ 13F, 3-3-1,
Minato Mirai, Nishi-ku, Yokohama City,
220-0012 Japan

  • Previous: Mitsubishi Heavy Industries Yokohama Building
Contact Address TEL: +81-45-225-5150 (Main)

Regional Office

KYUSHU Regional Office

Street Address

City 21 Building, 2-3-7, Hakataeki-mae, Hakata-ku, Fukuoka City, Fukuoka Prefecture,
812-0011 Japan
Contact Address TEL: +81-92-471-2022

Corporate Information