Locations (Headquarters / Branches)

2019/06/25

Head Office

Head Office Office (General Incorporated Association) Telecom Services Association
8F Flora Bldg., Nihonbashi Ningyocho 3-10-2, Chuo, Tokyo 103-0013
TEL:03-5644-7500 FAX:03-5644-7646
jimukyoku@telesa.or.jp https://www.telesa.or.jp/
Nearest station Ningyocho (Hibiya Line / Toei Asakusa Line)
3-minute walk from exits [A4 / A5]
GoogleMap

Chair companies / offices of all branches nationwide

Hokkaido Branch

Chair Company NEC Solution Innovators Co., Ltd. Hokkaido Branch TEL: 011-746-6363
Office NEC
Solution Innovators Co., Ltd. Hokkaido Branch

Sapporo El Plaza, Kita 8-Jo Nishi 3-28, Kita, Sapporo, Hokkaido 060-0808

TEL: 011-746-6363 FAX: 011-746-6369

Contact: Yuki Watanabe, Senior Manager and Planning Director, Hokkaido Branch

Tohoku Branch

Chair Company Tohoku Information Systems Co., Ltd.
Office Tohoku Information Systems Co., Ltd.
Chuo 2-9-10, Aoba, Sendai, Miyagi Prefecture 980-0021
TEL: 022-799-5555 FAX: 022-799-5561
Contact: Masayuki Sato, Business Administration Director

Kanto Branch

Hikari Tsushin, Inc.
03-5951-5151
Hikari Tsushin, Inc.
Office Inside Head Office
8F Flora Bldg., Nihonbashi Ningyocho 3-10-2, Chuo, Tokyo 103-0013
TEL: 03-5644-7500 FAX: 03-5644-7646
Contact: Yutaka Itagaki (Hikari Tsushin, Inc.) Mito (Miroku Jyoho Service Co., Ltd.)

Shin’etsu Branch

Chair Company Densan Co., Ltd. TEL: 026-224-6666
Office Densan Co., Ltd.
Nanasenakamachi 276-6, Tsuruga, Nagano City, Nagano Prefecture 380-0904
TEL: 026-224-6666 FAX: 026-219-2621
Contact: Yuji Maruyama, Data Services Division, Data Center

Hokuriku Branch

Chair Company I-O Data Device Inc. TEL: 076-260-3373
Office I-O Data Device Inc.
〒Sakuramachi 3-10, Kanazawa, Ishikawa Prefecture 920-8512
TEL: 076-260-3373 FAX: 076-260-3370
Contact: President’s Office: Masahiko Otomura

Tokai Branch

Chair Company Seino Information Service Co., Ltd. TEL: 0584-73-8888
Office Seino Information Service Co., Ltd.
Seino Softopia Bldg., Kagano 4-1-16, Ogaki, Gifu Prefecture 503-0006
TEL: 0584-77-2311 FAX: 0584-77-2312
Toshiaki Kawamura, PMO Office Director

Kinki Branch

Chair Company Starnet Co., Ltd. TEL: 06-6220-4501
Office Kyowa Technologies Co., Ltd.
Kyowa Honsha Bldg., Nakazaki 1-2-33, Kita, Osaka City, Osaka 530-0016
TEL: 06-6363-8833 FAX: 06-6363-8819
【Contact: Osamu Uehara, Acting Marketing Director,
Market Strategy Group Manager, Osamu Uehara

Chugoku Branch

Chair Company Energia Communications, Inc. TEL: 050-8201-1370
Office Energia Communications, Inc.
19F NHK Hoso Center Bldg., Otemachi 2-11-10, Naka, Hiroshima City, Hiroshima Prefecture 730-0051
TEL: 050-8201-1370 FAX: 082-247-8563
【Contact: Keisuke Kisaka,
Corporate Strategy Division Business Planning Team

Shikoku Branch

Chair Company Ehime CATV, Inc. TEL: 089-943-5001
Office Ehime CATV, Inc.
〒790-8509 愛媛県松山市大手町 1-11-4
Otemachi 1-11-4 , Matsuyama, Ehime Prefecture 790-8509
Contact: Naruto Shiraishi, Managing Director

Kyushu Branch

Chair Company Minaminihon Information Processing Center Co., Ltd. TEL: 099-269-9700
Office Minaminihon Information Processing Center
Co., Ltd.

Tokaicho 4-104, Kagoshima City, Kagoshima Prefecture 891-0115
TEL: 099-269-9700 FAX: 099-269-9701
Contact: Hirotoshi Takeshita, Business Management Office Director

Okinawa Branch

Chair Company Ryukyu Tsushin Koji Co., Ltd. TEL: 098-867-4111
Office Ryukyu Tsushin Koji Co., Ltd.
Asato 3-4-12, Naha, Okinawa Prefecture 902-0067
TEL: 098-867-4111 FAX: 098-867-4113
Contact: Masashi Kise, Executive Business Promotion Director


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