Japan eSIM — reviews & details
Japan 3GB 30Days · 3 GB · 30 days
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Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days plan costs $2.88 for 3 GB over 30 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the eSIM TopUp app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Pablo G. · 3 months ago
Is 5G supported or just 4G?
Yes, 5G where available. Coverage depends on the local operator in that country.
Pablo C. · 3 months ago
How do I check how much data I have left?
It is in the app under My eSIMs, and on your account dashboard on the website.
Grace G. · 4 months ago
Can I use this for hotspot/tethering?
Yes, you can share the connection with a laptop or another phone.
Marco C. · 4 months ago
Can I use it in nearby countries too?
That depends on the plan — country plans work in that country only, while our regional and global plans cover multiple destinations.
Lucas D. · 5 months ago
Great guide, the setup steps were really helpful.
Happy it was useful. Have a great journey!
Ingrid F. · 6 months ago
Is roaming charged extra or is it all included?
It is all included. You pay once for the plan and there are no roaming charges on top.
Pablo N. · 7 months ago
Does the validity start on purchase or on first use?
First use. Buying in advance does not eat into your days.
Olivia N. · 7 months ago
Does this work on an iPhone 13?
It does. Every iPhone from the XS onwards supports eSIM, including the 13.
Linh T. · 10 months ago
Can I top up the same eSIM instead of buying a new one?
You can top up the same eSIM from the app under My eSIMs.
Viktor P. · 10 months ago
Thanks, installed with no problems on my Samsung.
Glad it went smoothly. Enjoy the trip!
Carlos L. · 11 months ago
Will this keep my WhatsApp active with my home number?
Yes. The eSIM handles data while your normal SIM stays active, so WhatsApp keeps your usual number.
Sri N. · 1 year ago
Which networks does this connect to?
It uses local partner networks and picks the strongest signal automatically — the operators are listed on the plan page.