How to Use Total Wireless in Japan (2026 Complete Roaming Guide)

 


TwinsGirl USA

Planning a trip to Japan and wondering if your Total Wireless phone will work?

The good news is that Japan is one of the supported international roaming destinations for eligible Total Wireless plans. Before you travel, make sure your plan includes international roaming so you can continue using your U.S. phone number for calls, texts, and data.Contents




Can You Use Total Wireless in Japan?

Yes.

Japan is included in Total Wireless's international roaming destinations. However, roaming in Japan is only available on eligible plans, including:

  • Total MAX 5G
  • Total MAX 5G BYO
  • Total ALL ACCESS

If you are using the Total STARTER plan, international roaming is limited to Canada and Mexico.


What Is Included with Japan Roaming?

Eligible plans include:

FeatureIncluded
High-speed Roaming DataUp to 10GB/month
International CallingUp to 300 minutes/month
International Text MessagesUnlimited
Daily Roaming PassNot Required
Extra ActivationNot Required

Before Traveling to Japan

Before your flight, make sure you:

✅ Verify your Total Wireless plan

✅ Update your phone software

✅ Turn on Wi-Fi Calling

✅ Save your Total Wireless account information

✅ Confirm your phone is working properly in the U.S.


What to Do After Arriving in Japan

Once you arrive:

  1. Restart your phone.
  2. Turn off Airplane Mode.
  3. Enable Data Roaming.
  4. Set Network Selection to Automatic.
  5. Wait a few minutes for your phone to connect.

Most phones will connect automatically.


iPhone Settings

Go to:

Settings → Cellular → Cellular Data Options

Turn on:

  • Data Roaming
  • Cellular Data

If using Dual SIM or eSIM, make sure your Total Wireless line is selected for cellular data.


Samsung Galaxy Settings

Go to:

Settings → Connections → Mobile Networks

Enable:

  • Data Roaming
  • Mobile Data
  • Automatic Network Selection

Quick Checklist

✔ Data Roaming ON

✔ Mobile Data ON

✔ Automatic Network Selection

✔ Restart Your Phone

✔ Airplane Mode OFF

✔ Wi-Fi Calling Enabled


Phone Not Working in Japan?

Try these steps:

Restart Your Phone

Power the device off and back on.

Toggle Airplane Mode

Turn Airplane Mode on for 30 seconds, then off.

Check Data Roaming

Make sure Data Roaming is enabled.

Verify Your Plan

Only eligible plans support roaming in Japan.

Contact Total Wireless

If the issue continues, connect to Wi-Fi and contact Total Wireless customer support.


Tips to Save Data in Japan

To make the most of your 10GB roaming allowance:

  • Use hotel Wi-Fi whenever possible.
  • Download offline Google Maps before traveling.
  • Disable automatic app updates.
  • Turn off automatic photo backups.
  • Stream videos in lower quality.
  • Use Wi-Fi for FaceTime, WhatsApp, LINE, or KakaoTalk calls.

Frequently Asked Questions

Does my U.S. phone number work in Japan?

Yes. Eligible Total Wireless plans allow you to keep using your U.S. number while traveling.


Do I need to activate roaming before leaving?

No. If your plan supports international roaming, it will activate automatically once your phone connects to a supported network.


How much roaming data is included?

Eligible plans include up to 10GB of international roaming data per month.


Can I make phone calls in Japan?

Yes. Eligible plans include up to 300 minutes of international roaming calls.


Does the Total STARTER plan work in Japan?

No. The Total STARTER plan only includes roaming in Canada and Mexico.


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Final Thoughts

Total Wireless makes it easy to stay connected while visiting Japan. With an eligible plan, you can use your U.S. phone number, send unlimited texts, make calls, and enjoy up to 10GB of roaming data.

Before you travel, simply verify your plan, enable Data Roaming, and restart your phone after arriving in Japan.

Have a safe trip and enjoy Japan!

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