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  • By phoneOpen 9:00 – 20:00

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      0120-959-472(Toll Free)

    • Portuguese

      0120-959-473(Toll Free)

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      0120-959-476(Toll Free)

    • Korean

      0120-959-478(Toll Free)

    • Tagalog

      0120-933-952(Toll Free)

    • Vietnamese

      0120-933-961(Toll Free)

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      about au mobile services

      157(Toll Free)from au phones

      0077-7-111(Toll Free)

      about Internet services
      Contract / Fee / Billing

      0077-7084(Toll Free)

      Connection setting / failure

      0077-777(Toll Free)

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I would like to undo my combined billing (Split billing)

If you would like to undo your KDDI combined billing/consolidated billing, please do the procedure at the nearest au Style/au shop.

Important notes

  • If there is an outstanding bill, you will not be able to separate the bill.
  • Please note that some discounts such as au Matome talk/Combo discounts may no longer apply. Please check the applicable conditions before applying.
  • Split billing for electricity/gas cannot be processed in-store. Please contact the Message Service for inquiries.

Procedure at an au Style/au shop

  • The contract holder of the line that you want to be billed separately must visit the store.
  • If you would like all lines with different contract holders to be billed separately, all the contract holders should also come to the shop for the procedure.
  • If a family member other than the contract holder is to be the billing recipient (for example, if the contract holder is a minor and the guardian is to be the billing recipient, or if a direct debit from a family member's bank account is to be set up), please have both the contract holder and the family member come to the shop.
  • Click here to search at the shop.

For your reference

Procedure with application form

The application form can be requested via Message Service.

  • Tapping on the link, the message inquiry screen will appear. Please wait a moment until the guidance begins.
  • Business hours are 24/7 (all year around), and operators are available to answer your inquiries from 10:00 a.m. to 7:00 p.m.
  • All of the indicated amounts exclude tax unless otherwise specified.