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How to use: (iPhone and iPad)

Before departing

  1. STEp1Confirming Data Charge subscription status

    To use World Flat-rate Data, you must be subscribed to Data Charge. (Free)

    When subscribed to Data Charge, the "start service" screen will always appear before you use data communications overseas.

    • *You will not incur any data communications charges until you push "start services".

    Check your subscription status and apply by clicking the button below.

    Confirm Data Charge subscription status and apply
    (in Japanese only)

    step1

  2. STEP2Turn your device's international settings on [1]

    (1) Making calls and using SMS and data communication

    (iOS10 or later)
    • "設定(Settings)"
    •  
    • arrow
    • "モバイルデータ通信(Cellular)"
    • arrow
    • "通信のオプション(Cellular Data Options)"
    • arrow
    • "ローミング(Roaming)"
    • arrow
    • set "音声通話ローミング(Voice Roaming)" and "データローミング(Data Roaming)"to ON and "グローバルCDMA(International CDMA)" to OFF
    (iOS9.3 or later)
    • "設定(Settings)"
    • arrow
    • "モバイルデータ通信(Cellular)"
    • arrow
    • "モバイルデータ通信のオプション(Cellular Data Options)"
    • arrow
    • "Roaming"
    • arrow
    • set "Voice Roaming" and "Data Roaming"to ON and "International CDMA" to OFF

    [1]When subscribed to Data Charge, you will not incur any data communications charges at your travel destination until you push "利用開始(start services)".

    Setting example) For making calls and using SMS and data communication

    ■iPhone(iOS9.3 or later)

    • "設定(Settings)"
    • arrow
    • "モバイルデータ通信(Cellular)"
    • arrow
    • "モバイルデータ通信のオプション(Cellular Data Options)"
    • arrow
    • "Roaming"
    • arrow
    • set "Voice Roaming" and "Data Roaming"to ON and "International CDMA" to OFF

    * If you are still unable to use even after setting the above, turn the power off and on, and check again.

    1. image

      1.Select "設定(Setting)".

    2. image

      2. Select "モバイルデータ通信(Cellular Data)".

    3. image

      3.Select "モバイルデータ通信のオプション(Cellular Data Options)"

    4. image

      4.Select "ローミング(Roaming)".

    5. image

      5.Set "音声ローミング(Voice Roaming)" and "データローミング(Data Roaming)" to ON and "グローバルCDMA(International CDMA)" to OFF

    <If necessary>Airplane Mode setting

    If necessary, set your device to Airplane Mode during your flight.

    (2) Making calls and using SMS only

    (iOS10 or later)
    • "設定(Settings)"
    • image
    • "モバイルデータ通信(Cellular)"
    • image
    • "通信のオプション(Cellular Data Options)"
    • image
    • deselect "4Gをオンにする(Enable 4G)"
    • image
    • "ローミング(Roaming)"
    • image
    • set "音声通話ローミング(Voice Roaming)" to ON and "データローミング(Data Roaming)"to OFF
    (iOS9.3 or later)
    • "設定(Settings)"
    • image
    • "モバイルデータ通信(Cellular)"
    • image
    • "モバイルデータ通信のオプション(Cellular Data Options)"
    • image
    • deselect "4Gをオンにする(Enable 4G)"
    • image
    • "ローミング(Roaming)"
    • image
    • set "音声通話ローミング(Voice Roaming)" to ON and "データローミング(Data Roaming)"to OFF and "グローバルCDMA(International CDMA)" to OFF

After arriving

  1. STEP1Connect to the Internet

    • * When subscribed to Data Charge, you will not incur any data communications charges until you push "利用開始(start services)"

    step1

  2. STEP2Push the "start services" button

    • * Turn Wi-Fi off to display the "start services" screen.

    image

    You should now be able to use.

After returning

STEP1Restore the settings for use in Japan

If you deselect "4Gをオンにする(Enable 4G)", please use your device by selecting "Voice & Data".

(iOS10 or later)
  • "設定(Settings)"
  • arrow
  • "モバイルデータ通信(Cellular)"
  • arrow
  • "通信のオプション(Cellular Data Options)"
  • arrow
  • "4Gをオンにする(Enable 4G)"
  • arrow
  • select "音声通話とデータ(Voice & Data)"
(iOS9.3 or later)
  • "設定(Settings)"
  • arrow
  • "モバイルデータ通信(Cellular)"
  • arrow
  • "モバイルデータ通信のオプション(Cellular Data Options)"
  • arrow
  • "4Gをオンにする(Enable 4G)"
  • arrow
  • select "音声通話およびデータ(Voice Roaming and Data)"

Notes

If you tap "Enable 4G" from "設定(Settings)" arrow "モバイルデータ通信(Cellular)" arrow "通信のオプション(Cellular Data Options)" and switch from "音声とデータ(Voice & Data)" to "データ通信のみ(Data Only)" or "オフ(Off)" while using your iPhone (iOS 8.3 or later) overseas, [2] after returning to Japan and restoring the settings to what they were before you went abroad, reconfigure the settings for voice call services such as Answering Service EX and Call Forwarding Service.

Click here (in Japanese only) for how to set (choose a voice call service)

[2]If Cellular Data is OFF, "Voice Only" and "Off" are displayed.