Japan eSIM — reviews & details
Japan 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Ravi D.
Philippines · Feb 2026
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Telling my friends about this.
Priya
GotoeSIM Support
· 5 months ago So glad to hear this, Ravi! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Priya 💜
Viktor P.
Germany · Feb 2026
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. A must-have for international travel.
Omar
GotoeSIM Support
· 5 months ago Thanks a lot, Viktor! Wonderful to hear it worked smoothly in Japan. – Omar 💜
Katya R.
Spain · Feb 2026
Worked fine but took a little while to connect at first. Activation was automatic when I arrived.
Laura
GotoeSIM Support
· 5 months ago We're really sorry, Katya. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Laura
Ava C.
Sweden · Feb 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 5 months ago Really appreciate this, Ava! So happy the Japan eSIM kept you connected. – Ken 💜
Viktor D.
UAE · Feb 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived.
Diego
GotoeSIM Support
· 5 months ago Thanks for sharing, Viktor! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Diego, eSIM TopUp Support
Isabella R.
Portugal · Feb 2026
Saved me a fortune on my holiday. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 5 months ago Cheers, Isabella! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Ken, eSIM TopUp Support
Daniel P.
Indonesia · Feb 2026
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Sara
GotoeSIM Support
· 5 months ago So glad to hear this, Daniel! So pleased it saved you from roaming bills. Enjoy your journeys! – Sara 💜
Ravi T.
Thailand · Feb 2026
First time using an eSIM and it was painless. Data lasted the whole trip with room to spare. Made staying connected effortless.
Laura
GotoeSIM Support
· 5 months ago Cheers, Ravi! So happy the Japan eSIM kept you connected. — Laura
Ryan S.
Philippines · Feb 2026
Super easy to set up before I flew out. Activation was automatic when I arrived in Japan.
Anna
GotoeSIM Support
· 5 months ago Thanks a lot, Ryan! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Anna 💜
Sofia H.
Turkey · Feb 2026
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
Emma
GotoeSIM Support
· 5 months ago Thank you so much, Sofia! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Emma
Lea P.
South Korea · Feb 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
James
GotoeSIM Support
· 5 months ago Thank you for the kind words, Lea! Love that you were online the moment you landed in Japan. Enjoy your journeys! – James 💜
Noah L.
Indonesia · Feb 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived.
Mark
GotoeSIM Support
· 5 months ago Cheers, Noah! So happy the Japan eSIM kept you connected. — Mark, eSIM TopUp Support
Yuki R.
South Korea · Feb 2026
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Zero regrets.
James
GotoeSIM Support
· 6 months ago Really appreciate this, Yuki! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – James 💜
Kenji W.
Italy · Feb 2026
Did the job without any drama in Japan. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Anna
GotoeSIM Support
· 6 months ago Thanks a lot, Kenji! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Anna, eSIM TopUp Support
Giulia T.
Brazil · Feb 2026
Did the job without any drama. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 6 months ago Thank you so much, Giulia! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Sara 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days plan costs $4.05 for 5 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
Andre K. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Sophia K. · 1 month ago
Does this work on an iPhone 13?
Emma T. · 2 months ago
Do I need to install it before I travel or after I arrive?
Marco B. · 3 months ago
Can I use this for hotspot/tethering?
Nguyen K. · 5 months ago
Thanks, installed with no problems on my Samsung.
Grace H. · 5 months ago
Does the validity start on purchase or on first use?
Ethan B. · 6 months ago
Great guide, the setup steps were really helpful.
Grace C. · 7 months ago
Can I use it in nearby countries too?
Camila P. · 8 months ago
Is roaming charged extra or is it all included?
Giulia M. · 9 months ago
Which networks does this connect to?
Fatima T. · 9 months ago
Will this keep my WhatsApp active with my home number?
Haruto H. · 1 year ago
How do I check how much data I have left?