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Domestic and Overseas Offices / Group Companies

We always strive to provide the optimal solution using the group's comprehensive strength.

IIJ provides the complete package of services for networks, including Internet access, content production, and network systems integration.

The IIJ Group is developing the future of the Internet using cutting-edge Internet technology.

Head Office / Branches

Head Office

Head Office


Iidabashi Grand Bloom, 2-10-2 Fujimi, Chiyoda-ku, Tokyo 102-0071, JAPAN

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  • TEL：+81-3-5205-6500

Branches

Kansai Branch


The Sumitomo Bldg., No.2, 4-7-28 Kitahama, Chuo-ku, Osaka 541-0041, Japan

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  • TEL：+81-6-7638-1400
  • FAX：+81-6-7638-1401
Nagoya Branch


Nagoya Mitsui Bldg., Honkan 4F, 1-24-30 Meieki-minami, Nakamura-ku, Nagoya-shi, Aichi 450-0003, Japan

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  • TEL：+81-52-589-5011
  • FAX：+81-52-589-5012
Kyushu Branch


Hakatagion M-SQUARE, 2-1 Reisen-machi Hakata-ku, Fukuoka-shi, Fukuoka 812-0039, Japan

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  • TEL：+81-92-263-8080
  • FAX：+81-92-263-8100
Sapporo Branch


ito kato Bldg., 5F, 4-1 Kita shijo Nishi, Chuo-ku, Sapporo-shi, Hokkaido 060-0004, Japan

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  • TEL：+81-11-218-3311
  • FAX：+81-11-218-3312
Tohoku Branch


Kakyoin Square, 15F, 1-1-20 Kakyoin, Aoba-ku, Sendai-shi, Miyagi 980-0013, Japan

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  • TEL：+81-22-216-5650
  • FAX：+81-22-216-5651
Yokohama Branch


YS Shin-Yokohama Bldg., 8F, 2-15-10 Shin-Yokohama, Kohoku-ku, Yokohama-shi, Kanagawa 222-0033, Japan

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Hokushinetsu Branch


Tower 111, 10F, 5-5 Ushijima-shinmachi, Toyama-shi, Toyama 930-0856, Japan

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  • TEL：+81-76-443-2605
  • FAX：+81-76-443-2606
Chu-Shikoku Branch


Hiroshima High Bldg 21., 5F, 3-1 Kanayama-cho, Naka-ku, Hiroshima-shi, Hiroshima 730-0022, Japan

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  • TEL：+81-82-543-6581
  • FAX：+81-82-543-6582
Okinawa Branch


Ryukyu Lease Bldg., 2F, 1-7-1 Kumoji, Naha-shi, Okinawa 900-0015, Japan

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  • TEL：+81-98-941-0033
  • FAX：+81-98-941-0034

offices

Niigata Office


Nissei Minami-Sasaguchi Bldg., 7F, 1-1-54 Minami-Sasaguchi, Chuo-ku, Niigata-shi, Niigata 950-0912, Japan

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  • TEL：+81-025-244-8060

Toyota Office

〒+81-565-36-4985
Fujikake-Tekko Bldg., 5F, 4-25-13 Nishi-machi, Toyota-shi, Aichi 471-0025, Japan

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Consolidated Subsidiaries

U.S.A

IIJ America Inc.blank

New York, Los Angeles, San Jose

55 East 59th Street, Suite 18C, New York, NY 10022

Europe

IIJ Europe Limited.blank

London

1st Floor 80 Cheapside London EC2V 6EE, U.K.

IIJ Deutschland GmbHblank

Dusseldorf

Schwannstrasse 10b, 40476 Dusseldorf, Deutschland

China

IIJ Global Solutions China Inc. blank

Shanghai

Room 4202-4203,42F,Huaihai Plaza,NO.1045, Middle Huaihai Road, Xuhui District,Shanghai,China,200031

IIJ Global Solutions Hong Kong Limitedblank

Hong Kong

Unit 804, 8/F, Wing On Plaza, 62 Mody Road, TsimShaTsui, Kowloon, Hong Kong

ASEAN

PTC SYSTEM (S) PTE LTDblank

Singapore

Jackson Design Hub 29 Tai Seng Street #04-01 Singapore

IIJ Global Solutions Singapore Pte. Ltd.blank

Singapore

8 Burn Road #07-08 Trivex Singapore 369977

IIJ Global Solutions (Thailand) Co., Ltd.blank

Bangkok

55 Wave Place Building , Unit 18.02, 18th Floor, Wireless Road, Lumpini, Pathumwan, Bangkok 10330 Thailand

PT. IIJ Global Solutions Indonesiablank

Jakarta

MidPlaza 1, 19th Floor Jl. Jend. Sudirman Kav. 10-11 Jakarta Pusat 10220, Indonesia

IIJ Global Solutions Vietnam Company Limitedblank

Hanoi

2nd floor, Udic Complex Building, Hoang Dao Thuy Street, Trung Hoa Ward, Cau Giay District, Ha Noi, Viet Nam

PTC SYSTEMS SDN. BHD.blank

Petaling jaya

Unit 3A07 Block A Damansara Intan No 1 Jalan SS20/27 Petaling Jaya Selangor, Malaysia

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