Upon purchase, you will instantly receive your QR code by email. Hold and press or scan it to install your Ubigi eSIM.
Create your account
Click on the “Sign up” button from the email to link your eSIM to your Ubigi account, track your usage and top up on the go.
Great
Based on 48687 reviews on
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Ubigi E-sim for Japan
Easy to install and easy to connect
Baby, 16 Oct 2026
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It was great we are able to comunicate…
It was great we are able to comunicate with my family.
Sofia, 16 Oct 2026
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Easy to install and use
Easy to install and use - reasonable price - accessible in most areas.
Father Stewart, 16 Oct 2026
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Only a few short connection blackouts…
Only a few short connection blackouts en 10 days of travel through Japan, that's pretty neat if you ask me.
customer, 16 Oct 2026
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Easy to purchase and install
Easy to purchase and install. Worked well in Europe and Japan. Automatically started when I entered each country.
Peter, 16 Oct 2026
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Great coverage
Great coverage
customer, 16 Oct 2026
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Easy to install and very reliable
Easy to install and very reliable, no down time, and the speed is amazing. I will use this again on my next travels, in fact this will be my official e-sim whenever I may roam. Hope it will be the same in other countries.
Eric Jonson, 16 Oct 2026
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Easy activating
Easy activating, very good internet speed, Ubigi application easily shows the quota used / available.
Bianca, 16 Oct 2026
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Good connectivity
Good connectivity
customer, 16 Oct 2026
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The esim works great!
The esim works great!
customer, 16 Oct 2026
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easy to install and set up
easy to install and set up. worked right away once I got to Tokyo.
Denis, 15 Oct 2026
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installing and using the Esim was so…
installing and using the Esim was so easy - and I had full connectivity all over Japan.
customer, 15 Oct 2026
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Easy to use
Easy to use
Once set up. Had no issues at all.
customer, 15 Oct 2026
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Good
Good service, no problem yo actívate abroad.
customer, 15 Oct 2026
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It worked perfectly.
The purchase, startup and function was simple and seamless.
Leonardo Lopez, 15 Oct 2026
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How to check eSIM compatibility
Smartphones / Tablets:
Dial *#06#. → If an EID number appears, your device is eSIM-compatible.
Windows 10 / 11:
Press Windows+I. Go to “Network & Internet” → If you see "Cellular", your PC is eSIM-compatible.
How to check carrier unlocking
iPhone / iPad:
Go to Settings > General > About. Scroll to Carrier Lock. → If you see “No SIM restrictions”, your device is unlocked.
Android:
Go to Settings > Network & Internet > Mobile network. Disable Automatic network selection. → If multiple networks appear, your device is unlocked.
You already have an eSIM in your cart.
Each order can only include one eSIM data plan.
If you choose to add a new one, the current plan will be removed. What would you like to do?