【My au】I want to know how to unlock a SIM
You can unlock your SIM card through My au website. Please see below for detailed instructions.
Important notes
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For SIM unlocking, please be sure to read the conditions and precautions before proceeding. Click here for details(in Japanese only)
If you do not have an au ID, you will need to create one.
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Click here for how to create ( iPhone／iPad／Android )(in Japanese only)
For SIM unlocking of mobile phones without au line contract (including after cancellation & used terminals), the IMEI number will be required.
- Click here for how to check your IMEI(in Japanese only)
Steps
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1
If login with au ID is required, log in with your au ID and password.
If you do not have an au line contractAfter logging in with your au ID and password, proceed to STEP4
- If you do not have an au contract, please click here to register for a new au ID.(in Japanese only)
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2
Select the au phone number you want to proceed, and tap on "Select" [選択].
- If this does not display, proceed to the next step
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3
Enter the 4-digit PIN number set at the contract, and tap on "Next" [次へ].
- If this does not display, proceed to the next step
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4
Tap on "Device purchased from au/UQ mobile" [au／UQ mobile で購入した端末]
- For terminals without au line / after cancellation / used terminals / smartphone only purchases, select "Other device" [その他の端末]
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5
The devices whose purchase history can be confirmed, will be displayed in a list.
Put a check on the device you want to unlock and tap on "Next" [次へ].
- If the target terminal is not displayed in the history, select "Other device" [その他の端末] again and enter the IMEI number of the one you want to unlock
If you selected "Other devices" [その他の端末]
Enter the IMEI of the device you wish to unlock and tap on "Next" [次へ].
If after entering the IMEI and tapping on "Next" [次へ] , the message "This device can be viewed in your device purchase history. Please select it from My au/My UQ mobile screen" [お客様の端末購入履歴にて照会可能な端末です。My au／My UQ mobileの画面から選択してください] displays, please select again from the "Device purchased from au/UQ mobile"[au／UQ mobile で購入した端末] screen.
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6
Select "Reason for unlocking" [解除の理由] and "Contact" [連絡先] from the dropdown menu, and tap on "Apply with this information" [この内容で申し込む].
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"Contact" [連絡先] displays the registered contact email address
- If the contact email address is not displayed or an unused address is displayed, please register it at au ID member Information. (in Japanese only)
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"Contact" [連絡先] displays the registered contact email address
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7
A temporary registration completion screen will be displayed, and an e-mail will be sent to the contact e-mail address.
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8
Tap on the URL in the e-mail received.
- If login with au ID is required, log in with au ID and password.
If you do not receive the e-mail
Emails from the sender "support-info@portalmail.kddi.com" may not be received due to spam filter settings.
In that case, you will need to set up your receiving list and then repeat the procedure from step 1.
Click here to set up your receiving list (iPhone／Android／4G LTE mobile phones)(in Japanese only)
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9
The SIM unlock procedure is now completed.
Has your problem been solved?
