Model change

User J:COM service
If you have these symptoms, it is recommended to change the model!




Applicable products and charges for model change
Android
- [Discontinued] AQUOS sense8 (pale green), Galaxy A23 5G (black)
- You can purchase terminals designated by our company for each line from the 13th month after the first billing start month of the previously purchased J:COM MOBILE terminal.
- When changing models, a registration fee of 3,000 yen (3,300 yen including tax) is required.
- Prices are subject to change without notice.
Don't worry about any trouble! You can apply for the device warranty service at the same time as contracting the device.
Secure Device Warranty 60 (Applicable models: Google pixel 8a, Samsung Galaxy A25 5G, Galaxy A23 5G, AQUOS sense9, AQUOS sense8, BASIO active2, BASIO active)
Model change flow
Apply online
Apply from the dedicated form

Please use the dedicated application form to apply for a model change.
Your application will be completed upon contact from J:COM.
If you wish to change your basic monthly charge plan when changing your model, please let us know when you contact us from J:COM.
Content confirmation

We will call you back to confirm the details of your application.
Pick up your device

We will send the device to you by mail.
When you receive the device, please check the enclosed materials and replace SIM Card from the old device to the new device.
About the smartphone more program
Only for devices purchased by February 17, 2021, if the applicable conditions are met, one of the benefits of the “Smartphone more program”, “Half Price Assist” can be used.
- This offer does not apply to those who have changed to the new plan (J:COM MOBILE Plan A ST).
- The "Device Discount" will no longer be offered to new customers as of February 17, 2021.
Please apply using the dedicated application form.
Contact us by phone
(Free call)0120-938-362
9:00-18:00 [Open all year round]
[About the amount including tax]
- Consumption tax differences may occur due to changes in the consumption tax rounding method under the invoice system.