Japan eSIM — reviews & details
Japan 20GB 30Days · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Diego D.
France · Nov 2025
Connected the moment I landed. Streaming and video calls worked without buffering. Would definitely buy again.
Diego
GotoeSIM Support
· 8 months ago Cheers, Diego! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Diego
Lucia B.
Mexico · Nov 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Telling my friends about this.
Omar
GotoeSIM Support
· 8 months ago Thanks for sharing, Lucia! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Omar 💜
Mei D.
Philippines · Nov 2025
Solid overall, just wish there was a bit more data for the price.
Ingrid
GotoeSIM Support
· 8 months ago Thank you for taking the time, Mei. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. – Ingrid, eSIM TopUp Support
Nguyen P.
Turkey · Nov 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Diego
GotoeSIM Support
· 8 months ago Thanks a lot, Nguyen! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Diego
Sarah H.
Portugal · Nov 2025
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data.
Emma
GotoeSIM Support
· 8 months ago Cheers, Sarah! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Emma, eSIM TopUp Support
Arjun T.
Spain · Nov 2025
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing.
Ken
GotoeSIM Support
· 8 months ago Thanks a lot, Arjun! So happy the Japan eSIM kept you connected. Come back anytime! — Ken
Ava L.
United Kingdom · Nov 2025
Did the job without any drama. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 8 months ago Thank you so much, Ava! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Nguyen W.
Poland · Nov 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Five stars from me.
Laura
GotoeSIM Support
· 8 months ago Thanks for sharing, Nguyen! So happy the Japan eSIM kept you connected. – Laura 💜
Lea S.
Canada · Nov 2025
Solid overall, just wish there was a bit more data for the price. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 8 months ago Appreciate you sharing this, Lea. 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. — Ken, eSIM TopUp Support
Wei G.
Spain · Nov 2025
Solid overall, just wish there was a bit more data for the price. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 8 months ago Appreciate you sharing this, Wei. 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, eSIM TopUp Support
Pablo D.
Mexico · Nov 2025
Used this on my trip and it worked perfectly. Coverage was strong even outside the city.
James
GotoeSIM Support
· 8 months ago So glad to hear this, Pablo! Thrilled it made staying connected effortless. We're here whenever you travel again. — James, eSIM TopUp Support
Chloe W.
Switzerland · Nov 2025
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 8 months ago Thanks for sharing, Chloe! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Sophie, eSIM TopUp Support
Mei B.
Portugal · Nov 2025
Connected the moment I landed. Topping up was straightforward when I needed more. Exactly as described — no surprises.
Anna
GotoeSIM Support
· 8 months ago Thanks a lot, Mei! Wonderful to hear it worked smoothly in Japan. — Anna
Ava V.
Ireland · Nov 2025
Did the job without any drama in Japan. Setup instructions in the app were clear and simple. Great experience overall.
David
GotoeSIM Support
· 8 months ago Thanks a lot, Ava! So pleased it saved you from roaming bills. Come back anytime! — David
Max W.
Japan · Nov 2025
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data.
Sara
GotoeSIM Support
· 9 months ago Thank you so much, Max! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Sara
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days plan costs $12.30 for 20 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
Arjun V. · 5 days ago
Is 5G supported or just 4G?
Beatriz R. · 3 weeks ago
Great guide, the setup steps were really helpful.
Noah F. · 2 months ago
Will this keep my WhatsApp active with my home number?
Lucia B. · 3 months ago
Which networks does this connect to?
Katya K. · 3 months ago
Is roaming charged extra or is it all included?
Ethan L. · 5 months ago
Do I need to install it before I travel or after I arrive?
Ava G. · 5 months ago
Does this work on an iPhone 13?
Hugo B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Wei L. · 9 months ago
Can I use this for hotspot/tethering?
Emma V. · 11 months ago
Does the validity start on purchase or on first use?
Liam P. · 1 year ago
Can I use it in nearby countries too?
Louis H. · 1 year ago
Can I top up the same eSIM instead of buying a new one?