Do I need to remove my physical SIM card?

No. Most travellers keep their existing SIM installed and use the Japan eSIM for mobile data while travelling. Your device must support eSIM functionality and allow multiple SIM profiles.

Can I keep my WhatsApp number while using an eSIM?

Yes. Installing an eSIM does not change your WhatsApp account or phone number. You can continue using WhatsApp as normal while connected through your Japan eSIM.

Will my Japan eSIM work outside Japan?

These recommended plans are designed primarily for use within Japan. If your itinerary includes multiple countries, consider one of our regional or global eSIM options for broader coverage.

Can I view all Japan eSIM plans?

Yes. Use the view all Japan plans link to compare all available Japan eSIM plans, including different data amounts, trip durations and daily data options.

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eSIM for Japan

Stay connected in Japan with our high-speed travel eSIM plans.

View Detailed Info & Technical Specs Simplified Chooser

Japan eSIM Plans for Multi-City Travel

Stay connected across Tokyo, Osaka, Kyoto, Hokkaido and rail-heavy Japan itineraries with instant eSIM delivery.

Reliable for maps, translation and train navigation

Great for Tokyo, Osaka, Kyoto and multi-city routes

Hotspot support for hotels, cafes and day trips

View Plans

Need help choosing?

Quick suggestions by trip length

1GB or 3GB covers maps, translation, messages and light browsing.

5GB or 10GB is practical for Tokyo, Osaka, Kyoto and day trips.

Daily or 20GB+ plans suit heavier data use, hotspot, work and longer Japan routes.

How It Works

Select the data amount and duration that fits your route.

Use one-click install or scan the QR code from your order.

Enable your eSIM when you land and use data while moving between cities.

Reliable Coverage Across Japan

Coverage is strong across major cities, train corridors, hotels and popular sightseeing areas, making mobile data useful for maps, translation, tickets and travel planning.

Great for Tokyo, Osaka, Kyoto and day trips

Useful for train routes and translation apps

Good fit for multi-city itineraries and hotspot use

Need More Japan Options?

Browse all Japan eSIM plans for longer trips, larger data packages and daily data options.

View All Japan Plans

Travel data guide

Using your eSIM in Japan

A few practical details that help you avoid surprises once you land.

When should I install my Japan eSIM

Install your Japan eSIM before you travel while you still have a stable Wi-Fi connection. Keep it turned off for mobile data until you arrive, then enable the eSIM and data roaming.

How much data do I need for Japan

For maps, messaging and light browsing, 1GB to 3GB is often enough for a short trip. Travellers staying one to two weeks typically choose 5GB to 10GB, while daily plans or 20GB+ options suit hotspot use, remote work, video calls and heavier data usage.

Can I use hotspot with a Japan eSIM

Yes. Personal hotspot and tethering are supported on all Japan eSIM plans, allowing you to share your mobile data connection with laptops, tablets and other devices.