Inquiries
Asahi Kasei and its core operating companies have different points of contact depending on the subject of inquiry.
Please note that it may take some time for us to respond to your inquiry, and that one of our Asahi Kasei Group companies may respond to you depending on the nature of your inquiry.
Product and business inquiries
Online and Telephone inquiry
Online inquiry
Telephone inquiry
Phone +81-(0)3-6699-3000
9:00–12:00 and 13:00–17:45 JST (weekdays only, except Japanese holidays)