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Inquiries about products and services
For business inquiries, please use the form below.
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Inquiry formPlease note that inquiries received on Saturdays, Sundays, national holidays, New Year holidays, and our company holidays will be answered on or after the next business day.
Inquiries about IR (investor relations) and other matters
Questions we are frequently asked from customers are listed in the "Frequently Asked Questions" section, which may help you find the information you need.
Contact us
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Inquiry formPlease note that inquiries received on Saturdays, Sundays, national holidays, New Year holidays, and our company holidays will be answered on or after the next business day.