I don't understand... I'm in trouble... If that happens, come talk to us!

  • First, check the FAQ!FAQ
    (FAQ)
  • メールで問い合わせる
  • For Indonesian people click hereWatsApp
  • Home
  • manual
  • When you change your smartphone (device)
JAC Members Update date: 2025/11/27 
Release date: November 29, 2024

When you change your smartphone (device)

If you change your smartphone, you will not be able to use the "JAC Members" app unless you apply for a device change.

When you change your smartphone model
(Device change) process

If you change your smartphone, reinstall the "JAC Members" app, or delete your app data, please change the information for your registered device by following the steps below.

Once your account application or device change application is approved, you will not be able to apply for a device change for a while.

Step 1.
Display "Notice regarding your device"

1-1. Display the login screen

Tap the "JAC Members" icon.

Display the login screen

1-2. "Notice regarding your device" is displayed

Log in with your registered email address and password.

The "Notice regarding your device" screen will be displayed.

Login screen Notifications regarding your device

Please check

If this screen appears, you cannot change your device because enough time has not passed since you performed the steps below.
・Account approval
・Last device change
Please wait a while until you can apply for a device change.

  • Device change not possible

Step 2.
Enter your name in the "Device Change Application" field

2-1. Display the "Device Change Application" screen

Tap [Apply for device change] under "Notice regarding your device."

If you are unable to apply and a dialog box appears stating "You cannot make a new application because the following applications have already been submitted," please check the frequently asked questions below.

Click here for frequently asked questions

Notification regarding your device Apply for a device change Request for device change

2-4. Take a photo of your face

"Take a photo of your face"Camera iconTap. An explanation of what you need to be careful of will be displayed. Read the explanation carefully. Tap the [Start shooting] button to take a photo.

*If there are any imperfections in the photo, such as your mouth being open or there being something in the background, your application will not be accepted. If you are unsure, please take a new photo.

Apply for an account Take a photo of yourself

Flow of taking a face photo
(image)

  • ① Check the image of the face photo you want to take and tap "Next".
    顔写真撮影 はじめに1
  • ② Check the warning text and tap "Next".
    顔写真撮影 はじめに2
  • ③ Check the warnings and images, then tap "Next."
    顔写真撮影 はじめに3
  • ④ Check the warnings and images, then tap "Next."
    顔写真撮影 はじめに4
  • ⑤ Tap "Start shooting".
    顔写真撮影 はじめに5
  • ⑥ Move your smartphone so that your face is within the frame to perform biometric authentication.
    Face photo shoot Liquid photography
  • ⑦ Tap the button to take a photo of your face.
    Face photo shooting Manual shooting
  • ⑧ Check the photograph of your face.
    Take a photo of your face Check your photo

① Check the image of the face photo you want to take and tap "Next".

② Check the warning text and tap "Next".

③ Check the warnings and images, then tap "Next."

④ Check the warnings and images, then tap "Next."

⑤ Tap "Start shooting".

⑥ Move your smartphone so that your face is within the frame to perform biometric authentication.

⑦ Tap the button to take a photo of your face.

⑧ Check the photograph of your face.

On the "Confirm Face Photo" screen, check that the photo is clear. If it is clear, check each item and tap the [OK] button.

If there are any imperfections in the photo, such as your mouth being open or there being something in the background, your application will not be accepted. If you are unsure, please take a new photo.
Check your photo

Please take a photo where your face is clearly visible.

  1. A photo in which your face is clearly visible

    Good photo
    image

  2. Bad photo

    Bad photo
    image

Photos that meet any of the following criteria are not acceptable

  1. Masks, earphones, sunglasses

    Wearing a mask, earphones, sunglasses, etc. Glasses are good

  2. Mask on chin

    Mask on chin

  3. helmet

    Wearing a hat or helmet

  4. Out of focus

    Out of focus

  5. Take a photo without clothes on

    Take a photo without clothes on

  6. Take a photo of your face in the dark

    Take a photo of your face in the dark

  7. There are people and objects in the background.

    People or objects are visible in the background

  8. The face is turned to the side

    The face is turned to the side

2-5. Display the confirmation screen

Once you've entered all the information and taken a photo, tap Next.

Request for device change Next

Step 3.
Confirmation and application

3-1. Check the information you entered

If you make a mistake, tap [Back] to return to the previous screen.

Request for device change Back

3-2. Apply

If the details are correct, tap [Apply].
"Change request completed" will be displayed. Tap [OK]. Close the app.

If you are unable to apply and a dialog box appears stating "You cannot make a new application because the following applications have already been submitted," please check the frequently asked questions below.

Click here for frequently asked questions

Request a device change Apply Request for device change Request for change completed

Step 4.
Device change application completed

4-1. The application is approved by JAC

Once your "device change application" is approved by JAC, you will receive a message in the app.
(It may take some time for your device change request to be approved.)

Once you log in, the home screen will appear.
You cannot log in using a device you used previously.