Skip navigation and go to the text
Answers to frequently asked questions can be found on our “Investor FAQs” page. Please look at this section before contacting us.
For general questions about KDDI, Please refer to the “Contact Us” page.
For general questions about au mobile phones, Please refer to the “au customer support” page.
au customer support
Some questions will require a certain amount of time to answer. Please understand we will be unable to answer certain questions.
Please attach your name, address and phone number to all inquiries. This ensures we can contact you directly if required. We adopt a policy of strict secrecy with such information.
Please refrain from posting responses to your questions on the Internet or otherwise reusing them.
For other information regarding the extent of KDDI's liability for information on this site, please refer to the "Disclaimer" page.
By clicking on the link below, an inquiry form will appear. After you have read the notice at the top of the page, please enter and submit your information.
By clicking on the link below, a request form will appear. After you have read the notice at the top of the page, please enter and submit your information.
E-mail Alerts is a service that informs subscribers by E-mail of updates to the Investor Relations website, financial results, and other vital up-to-the-minute information.
Financial Results for FY2019.3