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
Ava T.
Indonesia · Sep 2025
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 10 months ago Cheers, Ava! Delighted the speeds worked well for you. – Ken, eSIM TopUp Support
Andre F.
Portugal · Sep 2025
Worked fine but took a little while to connect at first.
Anna
GotoeSIM Support
· 10 months ago Thank you for taking the time, Andre. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Anna
Min-jun R.
Mexico · Sep 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Five stars from me.
Diego
GotoeSIM Support
· 10 months ago Thanks a lot, Min-jun! Great to know the setup was quick and easy. We're here whenever you travel again. — Diego, eSIM TopUp Support
Ravi D.
Egypt · Sep 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 10 months ago Really appreciate this, Ravi! Thrilled it made staying connected effortless. Enjoy your journeys! — Omar
Viktor S.
Malaysia · Sep 2025
Connected the moment I landed. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 10 months ago Thank you so much, Viktor! Thrilled it made staying connected effortless. Enjoy your journeys! — Grace, eSIM TopUp Support
Lucia W.
Australia · Sep 2025
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Grace
GotoeSIM Support
· 10 months ago So glad to hear this, Lucia! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Grace, eSIM TopUp Support
Ava L.
Singapore · Sep 2025
Used this on my trip and it worked perfectly in Japan. I kept my normal number for calls while using this for data. Telling my friends about this.
Sara
GotoeSIM Support
· 10 months ago Thanks a lot, Ava! So pleased it saved you from roaming bills. Come back anytime! – Sara, eSIM TopUp Support
Fatima F.
United States · Sep 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues. Would definitely buy again.
Omar
GotoeSIM Support
· 11 months ago Thank you for the kind words, Fatima! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Omar, eSIM TopUp Support
Sarah S.
Canada · Sep 2025
Saved me a fortune on my holiday. The QR code arrived instantly by email. Five stars from me.
David
GotoeSIM Support
· 11 months ago Thank you for the kind words, Sarah! So pleased it saved you from roaming bills. Come back anytime! — David, eSIM TopUp Support
Linh N.
France · Sep 2025
Worked fine but took a little while to connect at first. Activation was automatic when I arrived.
Anna
GotoeSIM Support
· 11 months ago We're really sorry, Linh. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Anna, eSIM TopUp Support
Sven W.
Japan · Sep 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 11 months ago Thanks a lot, Sven! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Priya 💜
Fatima K.
India · Sep 2025
Solid overall, just wish there was a bit more data for the price. Activation was automatic when I arrived.
Omar
GotoeSIM Support
· 11 months ago So sorry to hear this, Fatima. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – Omar 💜
Fatima W.
Poland · Sep 2025
Great value compared to roaming charges in Japan. Setup instructions in the app were clear and simple.
Sara
GotoeSIM Support
· 11 months ago So glad to hear this, Fatima! Thrilled it made staying connected effortless. Come back anytime! — Sara, eSIM TopUp Support
Mateo G.
Thailand · Sep 2025
Did the job without any drama in Japan. Topping up was straightforward when I needed more.
Ken
GotoeSIM Support
· 11 months ago So glad to hear this, Mateo! Delighted the speeds worked well for you. Come back anytime! — Ken, eSIM TopUp Support
Mohammed S.
United Kingdom · Sep 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering.
Diego
GotoeSIM Support
· 11 months ago Thanks for sharing, Mohammed! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Diego
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. · 8 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?