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
Elena T.
United Kingdom · Jul 2026
Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Telling my friends about this.
Tom
GotoeSIM Support
· 3 weeks ago Thank you so much, Elena! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Tom
Liam V.
Indonesia · Jul 2026
Great value compared to roaming charges. Signal held up well on trains and in rural areas. A must-have for international travel.
Sara
GotoeSIM Support
· 3 weeks ago Really appreciate this, Liam! Love that you were online the moment you landed in Japan. — Sara
Anna G.
Philippines · Jul 2026
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. Zero regrets.
Sophie
GotoeSIM Support
· 3 weeks ago Thanks a lot, Anna! Delighted the speeds worked well for you. Come back anytime! — Sophie, eSIM TopUp Support
Lea L.
UAE · Jul 2026
Connected the moment I landed. Activation was automatic when I arrived. Five stars from me.
Yuki
GotoeSIM Support
· 3 weeks ago So glad to hear this, Lea! Delighted the speeds worked well for you. Come back anytime! – Yuki 💜
Linh B.
Spain · Jul 2026
Super easy to set up before I flew out. Customer support answered my question quickly.
David
GotoeSIM Support
· 3 weeks ago Thanks for sharing, Linh! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — David
Sofia K.
Brazil · Jul 2026
Decent speeds, though slower than I expected in a few spots.
Emma
GotoeSIM Support
· 4 weeks ago Thanks for the honest feedback, Sofia. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Emma, eSIM TopUp Support
James V.
Spain · Jul 2026
Worked fine but took a little while to connect at first.
Ken
GotoeSIM Support
· 1 month ago Thank you for taking the time, James. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. — Ken
Sven P.
France · Jul 2026
Connected the moment I landed. Activation was automatic when I arrived.
Laura
GotoeSIM Support
· 1 month ago So glad to hear this, Sven! Delighted the speeds worked well for you. – Laura, eSIM TopUp Support
Pablo W.
Thailand · Jul 2026
Did the job without any drama. Coverage was strong even outside the city. Zero regrets.
Ken
GotoeSIM Support
· 1 month ago Thank you so much, Pablo! Love that you were online the moment you landed in Japan. — Ken, eSIM TopUp Support
Fatima T.
Ireland · Jul 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 1 month ago Really appreciate this, Fatima! Great to know the setup was quick and easy. Enjoy your journeys! – Ingrid 💜
Ryan V.
Indonesia · Jul 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
David
GotoeSIM Support
· 1 month ago Really appreciate this, Ryan! Thrilled it made staying connected effortless. Come back anytime! — David
Sarah L.
Turkey · Jul 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived. Will use eSIM TopUp for my next trip for sure.
Omar
GotoeSIM Support
· 1 month ago Really appreciate this, Sarah! Delighted the speeds worked well for you. Enjoy your journeys! – Omar, eSIM TopUp Support
Haruto M.
Vietnam · Jul 2026
Exactly what I needed for travelling. Topping up was straightforward when I needed more. Zero regrets.
James
GotoeSIM Support
· 1 month ago Thanks a lot, Haruto! Delighted the speeds worked well for you. — James, eSIM TopUp Support
Sophia T.
Egypt · Jul 2026
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
David
GotoeSIM Support
· 1 month ago Thanks a lot, Sophia! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – David, eSIM TopUp Support
Olivia F.
Thailand · Jul 2026
Did the job without any drama. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 1 month ago Cheers, Olivia! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — 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?