Announcement regarding termination of the CDMA 1X WIN service
As of March 2022, the CDMA 1X WIN service for au 3G mobile phones will end. Customers who are subscribed to the rate plans for 3G mobile phones, smartphones, data communication devices, and other devices listed on this page may continue to use their device until this service ends. However, after the service ends, you will need to change a model that supports 4G LTE.
Click here for more details(Japanese only)
* As of November 07, 2018 (Wednesday), new applications are no longer accepted for the rate plans for 3G mobile phones, smartphones, data communication devices, and other devices listed on this page. (Only changes within the rate plans for 3G mobile phones, smartphones, data communication devices, and other devices will continue to be accepted.)
Unlimited domestic calls 24 hours a day! This plan is recommended for users who frequently use both voice calls and data communications.
Great savings for mobile phone users too with au Smart Value!
Application | Required |
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The Unlimited Calling Plan(3G Mobile phone・Data) must be subscribed in combination with Flat-rate Data. A subscription to EZ WIN Course (¥300/month) is required for internet connection.
Monthly basic charge | When 2-year contract [1] is applied | ¥2,200 |
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Before application for various discount services | ¥3,700 | |
Domestic calling charge | To au mobile phones | Free [2] |
To other carriers' mobile phones or landline | ||
Domestic Data communications charge | Flat-rate Data | ¥3,500 [3] |
Domestic SMS (C-mail) | To au mobile phones | Sending: ¥3/time Free for family members [4] Receiving: Free |
To other carriers' mobile phones and PHS |
Even greater savings when combined with au Smart Value! Click here for details
In accordance with the launch of the "Universal Service System", KDDI has begun imposing a "Universal Service Fee" on customers who signed contracts with us for their portion of usage since January, 2007.
See below for the details.
Notes
[Unlimited Calling - Domestic flat-rate voice call service]
When using Unlimited Calling for purposes other than voice calls
Click here for the numbers that are not eligible for flat-rate calls (in Japanese only) (41KB)
[Application of Charges]
[Communication speed restrictions for 3G communications]