Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Sri H.
Switzerland · Mar 2025
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Made staying connected effortless.
Mark
GotoeSIM Support
· 1 year ago Thanks a lot, Sri! Thrilled it made staying connected effortless. Enjoy your journeys! — Mark
Liam T.
Italy · Mar 2025
Used this on my trip and it worked perfectly in Japan. Topping up was straightforward when I needed more. Exactly as described — no surprises.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Liam! So pleased it saved you from roaming bills. We're here whenever you travel again. – Tom, eSIM TopUp Support
Elena R.
UAE · Mar 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Zero regrets.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Elena! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Grace 💜
Marco L.
Singapore · Mar 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! Great to know the setup was quick and easy. Come back anytime! — Ken, eSIM TopUp Support
Sarah F.
Vietnam · Mar 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 1 year ago So glad to hear this, Sarah! Thrilled it made staying connected effortless. — Yuki
Wei H.
Germany · Mar 2025
Exactly what I needed for travelling in Japan. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Wei! Great to know the setup was quick and easy. Enjoy your journeys! — Omar, eSIM TopUp Support
Viktor S.
Brazil · Mar 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Cheers, Viktor! Delighted the speeds worked well for you. We're here whenever you travel again. – Sara, eSIM TopUp Support
Hugo H.
Ireland · Mar 2025
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Hugo! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Anna 💜
Ethan T.
Italy · Mar 2025
Saved me a fortune on my holiday. Activation was automatic when I arrived.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Ethan! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Mark 💜
Noah R.
Egypt · Mar 2025
Worked fine but took a little while to connect at first.
Anna
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Noah. 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. — Anna, eSIM TopUp Support
Chloe P.
United Kingdom · Mar 2025
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Chloe! Great to know the setup was quick and easy. — Ken
Priya B.
Indonesia · Mar 2025
Installed in minutes by scanning the QR code. Customer support answered my question quickly. Zero regrets.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Priya! So pleased it saved you from roaming bills. Enjoy your journeys! – Priya, eSIM TopUp Support
Daniel T.
Saudi Arabia · Mar 2025
Bought it the night before my flight — smooth process. Customer support answered my question quickly. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Daniel! So pleased it saved you from roaming bills. Come back anytime! – James, eSIM TopUp Support
Nadia W.
Mexico · Mar 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Nadia! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Omar 💜
Louis S.
Poland · Mar 2025
Great value compared to roaming charges in Japan. Topping up was straightforward when I needed more. Zero regrets.
Priya
GotoeSIM Support
· 1 year ago Really appreciate this, Louis! Great to know the setup was quick and easy. — Priya
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (IIJ) plan costs $2.70 for 3 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
Pablo L. · 2 weeks ago
How long does the QR code take to arrive after payment?
Priya H. · 1 month ago
How do I check how much data I have left?
Mateo M. · 2 months ago
Will this keep my WhatsApp active with my home number?
Giulia H. · 2 months ago
Does this work on an iPhone 13?
Omar H. · 5 months ago
Is roaming charged extra or is it all included?
Ingrid F. · 6 months ago
Thanks, installed with no problems on my Samsung.
Haruto V. · 6 months ago
Can I use it in nearby countries too?
Noah D. · 7 months ago
Can I use this for hotspot/tethering?
James S. · 7 months ago
Do I need to install it before I travel or after I arrive?
Katya W. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Noah V. · 8 months ago
Does the validity start on purchase or on first use?
Liam V. · 10 months ago
Which networks does this connect to?