Corporate Information

Compliance Hotline

Our whistleblowing system enables any Group employee who has obtained information related to risks, including acts in violation of a law or regulation that have been or about to be committed within the Company, to directly report the matter to and consult our Compliance Management Committee, or an outside attorney.

Contact Us

For consultations or queries regarding
Yamamoto Chemicals and its products,
feel free to contact us via telephone
or the email inquiry form.

Telephone queries: [Tokyo Office]

+81-3-6402-2191

Weekdays 9:00 a.m. to 5:00 p.m.,
closed Saturdays, Sundays and public holidays

Email Inquiries

Inquiry Form