| Business Registrations |
Construction business license
(Toku-19) No. 2200 by Minister of Land, Infrastructure and Transportation
Construction consultant registration
Ken-21 No. 1295
Land survey business registration
No. (11)-2906
Real estate business license
No. (11) 1688 by Minister of Land, Infrastructure and Transportation
1st-Class authorized architect's office registration
East Japan Branch: Tokyo governor registration No.3921
West Japan Branch: Osaka governor registration (Yo) No.105
Tohoku Branch : Miyagi governor registration No. 06810127 |
| Affiliated Companies |
Okumura Machinery Corporation
3-5-26, Himejima, Nishiyodogawa-ku, Osaka 555-0033 Japan
Phone: +81-6-6472-3461 Fax: +81-6-6477-6801
Business line: Design , manufacture , sales , and repair of construction /industrial machines and devices
Taihei Real Estate Corporation
[Head
Office] 5-6-1, Shiba, Minato-ku, Tokyo 108-8381 Japan
Phone: +81-3-5439-5401 Fax: +81-3-5439-5402
[Osaka
Branch] 2-2-2, Matsuzaki-cho, Abeno-ku, Osaka 545-8555 Japan
Phone: +81-6-6625-3959 Fax: +81-6-6629-3938
Business line: Real estate , land and building management
OST Corporation
2-6-27,
Matsuzaki-cho, Abeno-ku, Osaka 545-0053 Japan
Phone: +81-6-6622-1690 Fax: +81-6-6622-5784
Business line: Execution, consultation and measurement regarding propulsion, tunneling, and other types of special construction
OC Corporation
846-1, Tsugebaba-cho,Nara 632-0113 Japan
Phone: +81-743-84-2530 Fax: +81-743-84-2531
Business line: Precast concrete products manufacturin
「Production engineering certification of concrete with 30 to 120N/mm2 compressive strength for precast concrete products of
building structural material (No.10-009)」 was issued by General Building Research Corporation of Japan.
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