Head Office/Tokyo Office
4-18, Osaki 5-chome, Shinagawa-ku, Tokyo 141-0032, Japan
- TEL:
- 03-5496-7555 (switchboard)
- FAX:
- 03-5496-5888 (switchboard)
-
Business Department No.1 No.1 Sales Group (Former Division 1)
- TEL:
- 03-5496-7644
- FAX:
- 03-5496-5888
-
Business Department No.1 Sales Group 2 (Former Division 3)
- TEL:
- 03-5496-7558
- FAX:
- 03-5496-5888
-
Division 2
- TEL:
- 03-5496-7643
- FAX:
- 03-5496-5888
-
Corporate Planning Department
- TEL:
- 03-5496-7555
- FAX:
- 03-5496-5888
-
school store
- TEL:
- 03-5496-7574
- FAX:
- 03-5496-7579
-
general affairs department (bureau)
- TEL:
- 03-5496-7555
- FAX:
- 03-5496-7647
Osaka Office
3F Aiplus Edobori, 1-9-11 Edobori, Nishi-ku, Osaka-shi, Osaka 550-0002, Japan
- TEL:
- 06-4803-8851 (switchboard)
- FAX:
- 06-4803-8852
Nagoya Office
EBS Bldg. 4F, 3-6-27 Marunouchi, Naka-ku, Nagoya-shi, Aichi 460-0002, Japan
- TEL:
- 052-961-3851 (switchboard)
- FAX:
- 052-961-3841
Nasu Plant
741 Shikumi-cho, Nasushiobara-shi, Tochigi 329-2746
- TEL:
- 0287-37-5666 (switchboard)
- FAX:
- 0287-37-5667
business
We maintain soundproof panels and steel frames for tunnel and shield construction. We also conduct environment-related research, development, and experiments.