Japan eSIM — reviews & details
Japan 10GB/Day · 10 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Thomas B.
India · Aug 2026
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Exactly as described — no surprises.
James
GotoeSIM Support
· 5 days ago Thanks a lot, Thomas! Thrilled it made staying connected effortless. — James
Mei D.
Malaysia · Aug 2026
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Would definitely buy again.
Yuki
GotoeSIM Support
· 5 days ago Thanks for sharing, Mei! Delighted the speeds worked well for you. Enjoy your journeys! — Yuki, eSIM TopUp Support
Haruto L.
Sweden · Aug 2026
Decent speeds, though slower than I expected in a few spots. Coverage was strong even outside the city.
Priya
GotoeSIM Support
· 6 days ago Thank you for taking the time, Haruto. 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. — Priya
Wei R.
Malaysia · Aug 2026
First time using an eSIM and it was painless. The QR code arrived instantly by email. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 1 week ago Thank you so much, Wei! Thrilled it made staying connected effortless. Enjoy your journeys! – Sophie 💜
Hugo G.
South Korea · Aug 2026
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. A must-have for international travel.
Sara
GotoeSIM Support
· 1 week ago Thanks for sharing, Hugo! So happy the Japan eSIM kept you connected. — Sara
Andre B.
Vietnam · Aug 2026
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering.
Priya
GotoeSIM Support
· 1 week ago So glad to hear this, Andre! So happy the Japan eSIM kept you connected. — Priya, eSIM TopUp Support
Lea H.
Spain · Aug 2026
Great value compared to roaming charges. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 week ago Thank you so much, Lea! So pleased it saved you from roaming bills. — Ingrid
Grace R.
Vietnam · Aug 2026
Super easy to set up before I flew out. Data lasted the whole trip with room to spare. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 week ago Thanks for sharing, Grace! Wonderful to hear it worked smoothly in Japan. — Yuki, eSIM TopUp Support
Ethan G.
Philippines · Aug 2026
Connected the moment I landed. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Laura
GotoeSIM Support
· 1 week ago So glad to hear this, Ethan! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Laura 💜
Lucia W.
India · Aug 2026
Super easy to set up before I flew out in Japan. The QR code arrived instantly by email. Made staying connected effortless.
David
GotoeSIM Support
· 1 week ago Really appreciate this, Lucia! Love that you were online the moment you landed in Japan. — David
Louis W.
Ireland · Aug 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. A must-have for international travel.
Grace
GotoeSIM Support
· 1 week ago Thank you for the kind words, Louis! Great to know the setup was quick and easy. – Grace, eSIM TopUp Support
Mateo H.
UAE · Aug 2026
Great value compared to roaming charges. Signal held up well on trains and in rural areas.
James
GotoeSIM Support
· 1 week ago Thanks a lot, Mateo! So pleased it saved you from roaming bills. Come back anytime! – James, eSIM TopUp Support
Olivia V.
Australia · Aug 2026
Install took me two tries but was fine after that. I kept my normal number for calls while using this for data.
Mark
GotoeSIM Support
· 1 week ago Appreciate you sharing this, Olivia. 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. – Mark, eSIM TopUp Support
Sarah T.
France · Aug 2026
Solid overall, just wish there was a bit more data for the price.
Sara
GotoeSIM Support
· 1 week ago So sorry to hear this, Sarah. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. – Sara 💜
Aisha W.
South Korea · Jul 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Telling my friends about this.
Sophie
GotoeSIM Support
· 2 weeks ago Cheers, Aisha! Love that you were online the moment you landed in Japan. — Sophie, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 10GB/Day plan costs $7.50 for 10 GB/day over 1 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
Lea V. · 2 months ago
Does this work on an iPhone 13?
Wei V. · 3 months ago
Which networks does this connect to?
Haruto D. · 3 months ago
Can I use this for hotspot/tethering?
Diego B. · 3 months ago
Can I use it in nearby countries too?
Nguyen K. · 4 months ago
Great guide, the setup steps were really helpful.
Giulia C. · 4 months ago
How long does the QR code take to arrive after payment?
Pablo K. · 4 months ago
Do I need to install it before I travel or after I arrive?
Viktor V. · 7 months ago
Thanks, installed with no problems on my Samsung.
Mei B. · 9 months ago
Does the validity start on purchase or on first use?
Anna P. · 9 months ago
Is 5G supported or just 4G?
Liam F. · 11 months ago
Will this keep my WhatsApp active with my home number?
Grace P. · 1 year ago
How do I check how much data I have left?