Data Plan Share (Y!mobile)

Due to the rate change on October 1, 2019, we stopped accepting new applications as of September 30, 2019. Current customers may continue to use the service.

Regarding price revisions

Prices shown are exclusive of tax unless otherwise specified.

This is a service that allows you to share the data usage amounts of your Smartphone Plan and Data Plan S contracts.
By subscribing to this service, you can use the data capacity you have contracted without waste.

Application and Fees

application	need
Monthly fee	free

※Data plan sharing will be applied from the month following your application.

Application conditions

●You can apply for the following rate plans with the same contract name and billing address.

Parent line rate plan	Sub-line rate plan
Smartphone plan	Data Plan S

●One child line is applicable for each parent line.

※You cannot apply for a contract that is designated as the parent line of a shared plan.

Notes

●If the data usage volume shared between the primary and secondary lines for the current month reaches the speed limit, the communication speed will be slowed down until the end of that month. To return to normal speed, an additional fee (500 yen/0.5GB) is required. You can apply to return to normal speed from the primary line.
●If you subscribe to Enjoy pack on a secondary line, the 500 yen discount on the additional charge for returning to normal speeds will not be applied.
●If the applicable conditions are no longer met, Data Plan Share will be cancelled.
・If you cancel the parent or child line
・If the primary or secondary line is changed to an ineligible rate plan
・If the parent line and child line have different contract names and billing addresses