Domestic offices
HEAD OFFICE, MAIN OFFICE:OSAKA
4-1-13 Hommachi, Chuo-ku, Osaka 541-0053 Japan
Tel: +81-6-6252-1201
Fax: +81-6-6271-0398
MAIN OFFICE:TOKYO
1-1-1 Shinsuna, Koto-ku, Tokyo 136-0075 Japan
Tel: +81-3-6810-5000
Fax: +81-3-6660-6012
HOKKAIDO
11-328-2, Minami 2-jonishi, Chuo-ku, Sapporo, Hokkaido 060-0062 Japan
Tel: +81-11-261-2261
Fax: +81-11-280-2953
TOHOKU
3-4-33 Kokubu-cho, Aoba-ku, Sendai, Miyagi 980-0803 Japan
Tel: +81-22-262-1711
Fax: +81-22-211-0114
NAGOYA
2-2-13 Nishiki, Naka-ku, Nagoya, Aichi 460-8633 Japan
Tel: +81-52-211-2111
Fax: +81-52-232-1698
HIROSHIMA
10-10 Hashimoto-cho, Naka-ku, Hiroshima 730-0015 Japan
Tel: +81-82-212-0111
Fax: +81-82-212-0070
KYUSHU
4-2-20 Tenjin, Chuo-ku, Fukuoka 810-0001 Japan
Tel: +81-92-711-1211
Fax: +81-92-761-1385
International Division
1-1-1 Shinsuna, Koto-ku, Tokyo 136-0075 Japan
Tel: +81-3-6810-5000
Investment and Development Division
1-1-1 Shinsuna, Koto-ku, Tokyo 136-0075 Japan
Tel: +81-3-6810-5000
TAKENAKA R&D Institute
1-5-1 Otsuka, Inzai-shi, Chiba 270-1395 Japan
Tel: +81-476-47-1700