OBAYASHI ROAD CORPORATION

Obayashi Road was founded in 1933 as a paving specialist of the Obayashi Group and has contributed to the development of social infrastructure ever since.

Established as a subsidiary of Obayashi Corporation in Marunouchi 1-chome, Chiyoda-ku, Tokyo, with capital of 100,000 yen, under the trade name Toyo Paving Co., Ltd.

Registered under the Tokyo Governor Registration No. 490 according to the Construction Business Law.

Registered under the Construction Minister Registration (H) No. 3540 according to the Construction Business Law.

Third Kakezuka Bridge deck paving work in Shizuoka Prefecture (Completed in Showa 29.12, Shizuoka)

Changed the trade name to Obayashi Road Corporation.

Listed shares on the Tokyo Stock Exchange Second Section.

Listed shares on the Tokyo Stock Exchange First Section.

Permitted under the revised Construction Business Law, Construction Minister Permit (Special-48) No. 2523.

Celebrating the 50th anniversary.

Licensed by the Minister of Construction under the Real Estate Transaction Business Law (1) No. 4206.

Registered with Osaka Prefecture Governor under the Architect Law (I) No. 15214.

All branches have completed ISO9002 certification registration. (April 2003, transitioned to ISO9001 for all branches)

Relocated head office to 1-19-9 Tsumidori, Sumida-ku, Tokyo.

Established Toyo Pipe Renovate Co., Ltd. (September 2011, changed trade name to Toyo Tex Co., Ltd.)

All branches have completed ISO14001 certification registration.

Celebrating the 80th anniversary.

Relocated head office to 2-8-8 Sarugakucho, Chiyoda-ku, Tokyo.

Registered with Tokyo Metropolitan Government under the Architect Law No. 60009.

Delisted from the Tokyo Stock Exchange First Section following becoming a wholly owned subsidiary of Obayashi Corporation.

Renamed head office, Kanto branch, Hokkaido branch, Chubu branch, and China branch. Relocated headquarters and Tokyo branch to 2-15-1 Konan, Minato-ku, Tokyo.