iPhone 17 series/Air can be used with Y!mobile.
September 12, 2025
On September 10, 2025, Apple announced iPhone 17 series/Air.
Y!mobile eSIM is available.
For more information about eSIM, click here
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Operation check resultsCustomers considering Y!mobile
For Y!mobile mobile customers
Operation check results
| SIM shape | data communication (4G/5G) |
Voice Calls | SMS | Teza | |
|---|---|---|---|---|---|
| iPhone 17 | eSIM | ◯ | ◯ | ◯ | ◯ |
| iPhone 17 Pro | eSIM | ◯ | ◯ | ◯ | ◯ |
| iPhone 17 Pro Max | eSIM | ◯ | ◯ | ◯ | ◯ |
| iPhone Air | eSIM | ◯ | ◯ | ◯ | ◯ |
Customers considering Y!mobile
iPhone 17 series/Air only supports eSIM. Please sign up for an eSIM with Y!mobile.
[Online store only] Campaign underway!
* eSIM quick transfer and SIM type changes are not eligible for the benefit.
For Y!mobile mobile customers
If you are currently using iPhone iPhone XS/XR or later
(1) eSIM settings
By updating your iPhone to iOS 17 or later, you can use "eSIM Quick Transfer" to Changing devices without having to go through the eSIM reissue process.
Click here for eSIM Quick Transfer
(2) Initial settings for iPhone 17
Follow the instructions on your device to complete the setup of your newly purchased iPhone 17 Series/Air.
If you are unable to update to iOS 17 or are unable to use Quick Transfer, please complete the procedure in-store.
Make a reservation here
If you are currently using iPhone X iPhone earlier or other smartphone
Please apply for a SIM type change at the online store and complete the activation procedure.
*A separate administrative fee (3,850 yen/tax included) will be charged for the procedure.
*Please apply from a smartphone that you are currently using Y!mobile.
Click here for details on changing SIM type
Or you can apply at the store.
Make a reservation here