How to Set Up

Yokohama SIM card uses a 4G LTE high-speed data network.

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STEP1 Purchase a book STEP2 Insert SIM card STEP3 Set APN start using

Setting the Access Point Name (APN)

Use Procedure / APN Setting Information

1. Remove IC chip from SIM card

(1)Press the chip upward from the back of the SIM card.

(2)Raise the IC chip and remove it from the card completely.

*Keep the card because SIM phone number stated on the card is  required for the service application.

2. Insert SIM card into your device.

After inserting the SIM card, turn on the power of your device.

3. Set the APN in your device.

<Yokohama SIM APN Information>

Name Optional (e.g.:JPSIM)
Use Name
Password umobile
Authentication Type CHAP or PAP
[Setting directions for Android devices]
To confirm the APN setting of your Android device, click here.
[Setting directions for iPhone iOS devices]
To confirm the APN setting of your iOS device, click here.
  • Yokohama SIM (hereinafter," called this service "), it will provide the basis of the provisions of the Corporation U-NEXT "U-mobile prepaid Terms of Use".
  • Yokohama SIM corresponding area of, Xi® area of NTT DoCoMo, will according to the FOMA® area. How to check the corresponding area, please check from NTT DOCOMO website.
  • Support equipment needed for use of this service, please prepare yourself.
  • If you wish to use the service through the SIM card contained in this package, it is necessary to connect to the service before the expiry date on the package. If you do not connect within this period, the SIM card may no longer be able to connect to the service.
  • The following day of the first connection will be the first day of the 7 or 15 or 30 day usage period.
  • It is not possible to return the package or obtain a refund once the payment corresponding to the purchase of the package has been made, no matter whether or not the service has been applied for.
  • It is not possible to change the size of the SIM card (mini/micro/nano) once the package has been purchased.
  • It is not possible to change the plan once the package has been purchased.
  • It is not possible to use SMS with this service.
  • This SIM card is for data communication only.