Headquarters  
Address: 3-8-2, Shiba, Minato-ku, Tokyo 105-8623, Japan  
Telephone: +81-3-5427-5118  
Fax: +81-3-5427-5198  
E-mail: info@tosoh.co.jp

Fukuoka Regional Office  
Address: Kogin Building, 1-13-2, Tenjin, Chuo-ku, Fukuoka 810-0001, Japan  
Telephone: +81-92-781-0481  
Fax: +81-92-751-7015  
E-mail: info@tosoh.co.jp

Kyobashi Office  
Address: 2-4, Kyobashi 3-chome, Chuo-ku, Tokyo 104-0031, Japan  
Telephone: +81-3-3273-6364  
Fax: +81-3-3275-3791  
E-mail: info@tosoh.co.jp

Nagoya Regional Office  
Address: Meiko Building, 1-17-13, Nishiki, Naka-ku, Nagoya 460-0003, Japan  
Telephone: +81-52-211-5491  
Fax: +81-52-211-5740  
E-mail: info@tosoh.co.jp

Osaka Regional Office  
Address: New Osaka Building, 1-2-6, Dojimahama, Kita-ku, Osaka 530-0004, Japan  
Telephone: +81-6-344-3853  
Fax: +81-6-344-3202  
E-mail: info@tosoh.co.jp

Sendai Regional Office  
Address: Kowa Building, 2-4-1, Ichiban-cho, Aoba-ku, Sendai, Miyagi 980-0811, Japan  
Telephone:  +81-22-266-2341  
Fax:  +81-22-267-5745  
E-mail:  info@tosoh.co.jp

Yamaguchi Regional Office  
Address 4560, Kaisei-cho, Shin Nanyo, Yamaguchi 746-8501, Japan  
Telephone:  +81-834-63-9888  
Fax:  +81-834-63-6627  
E-mail:  info@tosoh.co.jp