OCC Corporation
About OCC<

About OCC


President Tomokazu Ito
Tomokazu Ito

Since its establishment in the year 1935 as the first and only submarine communications cable specialized manufacturer in Japan, OCC has been involved in building communication infrastructure while planning its advance into the land communication cables and sensing cables business fields.
The rapid advance of information a communication technologies (ICT) has changed our lives and economic activities. Additionally, artificial intelligence (AI) and IoT diffusion is expected to enrich life of all at a world-wide level.
OCC, as a company playing a role in building communication infrastructures around the world, based on its technology development skills is committed to further polish its manufacturing capabilities to respond to diverse customer's needs with high quality and highly reliable products and solutions globally.
We also actively participate in global environmental issues, disaster prevention and resource exploration fields and will make every effort to contribute toward resolving the technological challenges.
OCC sincerely thanks your continued and unchanged patronage.


Name of company OCC Corporation
Representative Representative Director,President Tomokazu Ito
Created June 1935
Founded June 1948
Capital 2,255 million yen
Employees 288(as of April 1,2024)
Field Manufacturing and marketing of: Submarine optical cable and related products. Cable for communication on land. Cable for observation and exploration. CATV cable, Optical fiber cable. Non cable products, Other related products
Headquarters Queen's Tower C 15F
2-3-5, Minato-Mirai, Nishi-ku, Yokohama 220-6215
TEL: +81-45-330-6600
FAX: +81-45-330-6606
Headquarters Map
Customers NTT Group / KDDI Corporation / KOKUSAI CABLE SHIP CO.,LTD. / Tokyo Electric Power Company / Kansai Electric Power Co., Inc. / Kyushu Electric Power Co., Inc. / East Japan Railway Company / West Japan Railway Company / Odakyu Electric Railway Co., Ltd. / Oki Electric Industry Co., Ltd. / Mitsubishi Heavy Industries, Ltd. / Sumitomo Electric Industries, Ltd. / NEC Group
Offices and Plants Headquarters: Yokohama
Plants: Kita-kyushu, Tochigi
Operations Offices: Osaka,Fukuoka
Main stockholder NEC Corporation / Sumitomo Electric Industries

Directors and Auditors


President Tomokazu Ito
Executive Vice President Hiroshi Kawakami
Director Ryosuke Suzuki
Director Atsushi Kuwahara
Director Masashi Yamade
Corporate Officer Takehiro Hayashi
Corporate Officer Hisatomi Saito
Corporate Officer Shinichi Shimomura

Audit & Supervisory Board

FULL-time Audit & Supervisory Board Member Kenichi Kanazu
Audit & Supervisory Board Member Kouji Maruyama
Audit & Supervisory Board Member Tsuguo Amano