Japan eSIM — reviews & details
Japan 100MB 7Days · 100 MB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Sven C.
Ireland · Apr 2025
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sven! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Sara 💜
Haruto M.
Switzerland · Apr 2025
Did the job without any drama. Signal held up well on trains and in rural areas. Made staying connected effortless.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Haruto! Delighted the speeds worked well for you. Enjoy your journeys! – Grace 💜
Wei N.
Thailand · Apr 2025
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Zero regrets.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Wei! Delighted the speeds worked well for you. – Sophie 💜
Zoe R.
Italy · Apr 2025
Worked fine but took a little while to connect at first.
Diego
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Zoe. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Diego 💜
Ethan G.
UAE · Apr 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Telling my friends about this.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Ethan! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – David, eSIM TopUp Support
Sarah B.
Poland · Apr 2025
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sarah! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Yuki 💜
James C.
Thailand · Apr 2025
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago Thanks for sharing, James! Delighted the speeds worked well for you. Come back anytime! – Diego 💜
Anna S.
Philippines · Apr 2025
Worked fine but took a little while to connect at first.
Tom
GotoeSIM Support
· 1 year ago Apologies for the trouble, Anna. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Tom, eSIM TopUp Support
Giulia N.
Vietnam · Apr 2025
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare.
Ingrid
GotoeSIM Support
· 1 year ago Thanks a lot, Giulia! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Ingrid
Grace G.
Philippines · Apr 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 year ago Thank you for the kind words, Grace! So pleased it saved you from roaming bills. – Mark, eSIM TopUp Support
Max S.
Poland · Apr 2025
Great value compared to roaming charges in Japan. Streaming and video calls worked without buffering. Telling my friends about this.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Max! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Yuki
Camila F.
New Zealand · Apr 2025
First time using an eSIM and it was painless. Coverage was strong even outside the city. Five stars from me.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Camila! Delighted the speeds worked well for you. — Ingrid, eSIM TopUp Support
Giulia F.
UAE · Apr 2025
Decent speeds, though slower than I expected in a few spots.
Anna
GotoeSIM Support
· 1 year ago Thank you for taking the time, Giulia. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. – Anna, eSIM TopUp Support
Andre N.
Poland · Apr 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Great experience overall.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Andre! Delighted the speeds worked well for you. Come back anytime! – James 💜
Hana W.
France · Apr 2025
Super easy to set up before I flew out. Topping up was straightforward when I needed more.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Hana! Delighted the speeds worked well for you. — Priya
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 100MB 7Days plan costs $0.45 for 100 MB over 7 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
Beatriz G. · 1 month ago
Which networks does this connect to?
Daniel S. · 1 month ago
Does this work on an iPhone 13?
Isabella D. · 3 months ago
How long does the QR code take to arrive after payment?
Ravi V. · 4 months ago
Is 5G supported or just 4G?
Thomas D. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Katya S. · 6 months ago
Thanks, installed with no problems on my Samsung.
Zoe D. · 7 months ago
Does the validity start on purchase or on first use?
Thomas B. · 8 months ago
Will this keep my WhatsApp active with my home number?
Ingrid M. · 8 months ago
Can I use it in nearby countries too?
Chloe K. · 9 months ago
Can I use this for hotspot/tethering?
Fatima P. · 9 months ago
Do I need to install it before I travel or after I arrive?
Ravi N. · 1 year ago
Is roaming charged extra or is it all included?