Customer Inquiries

Inquiries via e-mail

User Policy

Regarding any personal information we have received via your inquiry, we guarantee we will not use it for the purposes other than for responding to your inquiry.
Please note, however, that we may use the contents of your inquiry – in totally anonymous – to enhance our statistical data for the purpose of improving our customer service.
If you want to disclose, correct or delete any personal information you have provided, please contact us using the specified inquiry form.
Please note that depending on the nature of your inquiry, it may take some time for us to respond. Also depending on the nature of your inquiry, there may be cases where we may choose to answer you in a way other than e-mail. Furthermore, please note that we may not be able to respond to your inquiry if your personal information has not been entered in the proper way.
While we will always do our best to answer you as specifically as possible, there may be cases where we simply cannot reply, depending on the nature of your inquiry.

Inquiries by phone

Business-related inquiries

Tokyo Office Suidobashi Sotoboridori Bldg. 7F, 1-1-5, Koraku, Bunkyo-ku, Tokyo 112-0004, Japan
TEL.+81-3-6801-8177TEL.+81-3-6801-8177FAX.+81-3-6801-8201

Procurement-related inquiries

Material Procurement Gr., Head Office 2-10-19, Fumiiri, Ueda City, Nagano Prefecture 386-8608, Japan
TEL.+81-268-26-2130TEL.+81-268-26-2130FAX.+81-268-26-2073

Recruitment-related inquiries

Human Resources Gr., Head Office TEL.+81-268-26-2114TEL.+81-268-26-2114

Other inquiries

General Affairs Gr., Head Office TEL.+81-268-26-2112TEL.+81-268-26-2112FAX.+81-268-26-2070