• Japanese
  • IPv6 READY via IPv4
  • Shop Localor
  • Seach

Notice for using the au Communications service

Support information

Notice for using the au Communications service

Please check the following for a new subscription or various contract changes.

Provision of PDF files

Please refer to the PDF files below for the "au Communication Services Important Information", "Regarding the Third Party Credit Agreement for Each Commodity (Payment in Installments)", and other information.

  • Contracts from au shops, Pipit, mass retailers, etc.
  • For contracts with au SHINJUKU and other directly operated stores

Refer to the following for foreign language versions.

Q&A

Frequently asked questions about mobile communications

Mobile Communications (in Japanese only)