Business locations in Japan

Tokyo Head Office

10th to 12th floors, Stage Building, 2-7-2 Fujimi, Chiyoda-ku, Tokyo 102-0071

Tel: 03-5276-9700; Fax: 03-5276-9711


Osaka Branch

13th floor Nissay Yodayabashi East Bldg, 3-3-13, Imabashi, Chuo-ku, Osaka city, Osaka 541-0042

Tel: 06-4707-1450; Fax: 06-4707-1454

Nagoya Sales Office

3rd floor, Orchid place Nagoya Nishiki Building, 3-5-31 Nishiki, Naka-ku, Nagoya City, Aichi 460-0003

Tel: 052-962-3530; Fax: 052-962-3536

Tohoku Sales Office

3rd floor, Oak Tree Ichibancho Building, 4-1-1, Ichibancho, Aoba-ku, Sendai City, Miyagi 980-0811

Tel: 022-222-0665; Fax: 022-222-0667

Fukuoka Sales Office

9th floor, Hakata Reisenmachi Building, 10-23 Reisenmachi, Hakataku, Fukuoka City, Fukuoka 812-0039

Tel: 092-282-2228; Fax: 092-282-2229

Sapporo Sales Office

10th floor, Sapporo MN Building, Kita 1, Nishi 3-3, Chuo-ku, Sapporo City, Hokkaido 060-0001

Tel: 011-206-6477; Fax: 011-206-6466

Oyama Works

Oyama Works,TTK's  main factory, in Oyama City, Tochigi Prefecture, manufactures high-tensile threaded rebars (Neji-Tetsu-Con). Located 70 km from Tokyo within the greater Tokyo metropolitan area, it is very convenient for supplying products to all parts of the Kanto region (eastern Japan). To meet the needs of construction contractors striving to construct ever taller buildings, this factory produces the USD590 and USD685 high-strength steel bars.

520 Yokokura Shinden, Oyama City, Tochigi 323-0819

Tel: 0285-27-4411; Fax: 0285-31-1004

Cut & Bend Center

The  Cut & Bend Center is located next to Oyama Works. It carries out high-precision processing to cut and bend high-tensile threaded rebars manufactured at Oyama Works in accordance with the needs of individual construction sites and customers. The center possesses the advanced facilities and technologies required to cut and bend high-strength steel bars (such as the USD590 and USD685), and it also functions as a logistics center for joints.

1108 Yokokura, Oyama City, Tochigi 323-0813

Tel: 0285-27-4480; Fax: 0285-27-4490

Hachinohe Works

Located in Hachinohe City, Aomori Prefecture, TTK's Hachinohe Works is the only production site for steel bars in the northern part of the Tohoku region. Its extensive premises (more than 250,000 m2) contain a factory that manufactures steel bars for concrete reinforcement to meet construction demand in the Tohoku region. The factory’s recycling business, which the local community has great hopes for, occupies about half of the site.

4-11 Kaigan, Kawaragi, Hachinohe City, Aomori 039-1161

Tel: 0178-28-9191; Fax: 0178-28-6565

Overseas business locations

TTK Korea Co., Ltd.

1504, East Wing, Hanshin Intervalley 24 Bldg., 322, Teheran-ro, Gangnam-gu, Seoul 06211, Korea
Tel: 82-2-2183-0692; Fax: 82-2-2183-0698