Chronology���� ●Established as Tetsudo Kensetsu kogyo K.K. 　 　Capitalized at￥10 million. First president was Seiichi Kajima.���� ●Registered with Minister of Construction in accordance with enactment of Construction Industry Law.���� ●Started first subway project (Marunouchi Line).���� ●Started construction of Railway Technical Research Institute, core of Japanese railway research and development.���� ●Started Tokaido Shinkansen project (at Kyoto Station and other locations).���� ●Participated in technical guidance for Peru railway project. 　 ●Listed on Second Section of Tokyo Stock Exchange.���� ●Listed on Second Section of Osaka Stock Exchange.���� ●Listed on first sections of Tokyo and Osaka Stock Exchanges.���� ●Changed company name to TEKKEN CONSTRUCTION CO., LTD.�� ●Exhibited at Japan Expo '70.��� ●Started work on Seikan Tunnel project.��� ●Developed TSS method. 　 ●Re-registered with Minister of Construction in accordance with revision of Construction Industry Law.��� ●Developed TEKKEN's version of the HPC method for rail construction.�� ●Developed TNB method using geotextiles. ��� ●Completed the new head office building.��� ●Completed Miyazaki test track for linear motor transport using magnetic levitation.���� ●Established Singapore Office.���� ●Completed Seikan Tunnel. 　 ●Technical tie-up with Hochtief of Germany in extruded concrete lining method.���� ●Participated in joint research on highrise frame wall reinforced concrete structure with Ministry of Construction. 　 ●Developed automatic boring system for NATM. 　 ●Started expressway flyover project in Singapore. 　 ●Started Genkai nuclear power plant project. ��� ●Started Taipei sewer project. 　 ●Received recognition from the Building Center of Japan for the THEWS method. 　 ●Started application research on permanent earth anchor method. 　 ●Establishted TEKKEN America Corporation.���� ●Participated in planning and development of ultra-light, ultra-highrise technology for reinforced concrete buildings (MOC development project). 　 ●Started railroad project in Jakarta, Indonesia. 　 ●Established TEKKEN project Investment Company.���� ●Received technical approval of Japan Institute of Construction Engineering for ECL method. Link-up of Yamamoto section of East Japan Railway Company Shinano Hydro Electric Power Plant Water Way Tunnel No.2 (first successful application of ECL method in Japan). 　 ●Completed Narita testing annex and started full testing of HRC. 　 ●East Japan Railway Company became top shareholder in TEKKEN and Central Japan Railway Company become major shareholder. 　 ●Started NEW TEKKEN 50 movement (oriented toward company's 50th anniversary). ��� ●Launched resort hotel business in San Diego, California, U.S.A. 　 ●Received the Outstanding Civil Engineering Achievement Award, 1989, for ECL method from the Japan Society of Civil Engineers. 　 ●Announced Man-made Island City for the Year 2010. 　 ●Announced Subterranean Access Network. 　 ●Succeeded in tests of laying concrete by ECL method under high 20kg water pressure.���� ●Established Jakarta Office. 　 ●Received order for Sasago section of the new maglev test track in Yamanashi. 　 ●Joint development with Tone corporation of Tulip method. 　 ●President Takahashi appointed as chairman of Japan Railway Constructors' Association, Inc. 　 ●Received CIDB Awards for Construction Excellence 1990 (civil engineering projects category) for Macritchie Viaduct in Singapore. 　 ●Technical consideration completed of TEKKEN Highrise Reinforced Concrete System (THR-30) at The Building Center of Japan. 　 ●Changed company name to TEKKEN CORPORATION.���� ●Adoption of new corporate symbol and logo. 　 ●Established Taipei Liaison Office.���� ●Established Institute of Technology at Narita.���� ●Developed a remote controlled tunnel repairing method in cooperation with Tokyo Electric Power Co., Inc.���� ●Rating was obtained from the Japan Construction Center for TEKKEN Seismic Isolation Building Method.��� ●Opened Northern Kanto and Eastern Kanto branches.���� ●Opened Overseas Executive Headquarters. 　 ●Founded JTech Co., Ltd. (currently consolidated subsidiary) ���� ●Finished retrofitting home office for seismic certification.�� ●Reorganized Overseas Executive Headquarters into Civil Engineering Division, International Department.

We are proud of our strong record of major projects

spanning the spectrum from research and financing through

operation and maintenance.

Corporate Profile

Company Name TEKKEN CORPORATION

Head Office 2-5-3, Misaki-cho, Chiyoda-ku, Tokyo 101-8366, Japan

Established 1944

Paid-in-Capital \18,293 million (as of December 31, 2006)

Number of Employee 1,996 (as of March 31, 2007)

Sales Amount \177.2 billion (as of March 2007)

Business Domain Construction (Civil Engineering and Building), Real Estate

Development, Architectural Design, Engineering and other

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