Yamamoto Chemicals uses outstanding
organic synthesis technologies to
manufacture and develop functional dyes and
hydrogen peroxide production catalysts
that contribute to society.
Advanced synthesis technologies and responsiveness
Advanced synthesis technologies and responsiveness
Mitsui Chemicals Group
Mitsui Chemicals Group
Safety Initiatives
Safety Initiatives

Research and Development

Leveraging technologies cultivated over a long history spanning over nine decades, Yamamoto Chemicals engages in the research and development of functional dyes that benefit society. Yamamoto Chemicals is looking for people to help carry on that legacy.

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]


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

Email Inquiries

Inquiry Form