Japan eSIM — reviews & details
Japan 2GB/Day (IIJ) · 2 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Zoe M.
Canada · Apr 2026
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Would definitely buy again.
Tom
GotoeSIM Support
· 4 months ago Thanks for sharing, Zoe! Wonderful to hear it worked smoothly in Japan. – Tom 💜
Pablo P.
Japan · Apr 2026
Did the job without any drama. Signal held up well on trains and in rural areas. Telling my friends about this.
Diego
GotoeSIM Support
· 4 months ago Really appreciate this, Pablo! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Diego 💜
Andre W.
Vietnam · Apr 2026
Connected the moment I landed. Setup instructions in the app were clear and simple. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 4 months ago Thanks a lot, Andre! So pleased it saved you from roaming bills. – Ingrid 💜
Wei V.
Spain · Apr 2026
Solid overall, just wish there was a bit more data for the price.
Mark
GotoeSIM Support
· 4 months ago Apologies for the trouble, Wei. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Mark, eSIM TopUp Support
Carlos H.
Singapore · Apr 2026
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Diego
GotoeSIM Support
· 4 months ago Thanks a lot, Carlos! So happy the Japan eSIM kept you connected. – Diego, eSIM TopUp Support
Yuki B.
Mexico · Mar 2026
Connected the moment I landed. Customer support answered my question quickly. A must-have for international travel.
Yuki
GotoeSIM Support
· 4 months ago Thanks for sharing, Yuki! So happy the Japan eSIM kept you connected. – Yuki, eSIM TopUp Support
Ingrid C.
Egypt · Mar 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived in Japan.
Sophie
GotoeSIM Support
· 4 months ago So glad to hear this, Ingrid! Delighted the speeds worked well for you. Enjoy your journeys! – Sophie, eSIM TopUp Support
Carlos L.
Brazil · Mar 2026
Super easy to set up before I flew out in Japan. Customer support answered my question quickly. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 4 months ago Thanks a lot, Carlos! Delighted the speeds worked well for you. Enjoy your journeys! – Emma 💜
Noah M.
UAE · Mar 2026
Install took me two tries but was fine after that.
Mark
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Noah. 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 💜
Ethan W.
United Kingdom · Mar 2026
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Great experience overall.
Omar
GotoeSIM Support
· 4 months ago Thanks for sharing, Ethan! So pleased it saved you from roaming bills. Enjoy your journeys! – Omar 💜
Yuki L.
India · Mar 2026
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. A must-have for international travel.
Grace
GotoeSIM Support
· 4 months ago Cheers, Yuki! Thrilled it made staying connected effortless. We're here whenever you travel again. — Grace
Ananya H.
Spain · Mar 2026
Connected the moment I landed in Japan. Streaming and video calls worked without buffering. Five stars from me.
Laura
GotoeSIM Support
· 4 months ago Thank you so much, Ananya! Delighted the speeds worked well for you. — Laura, eSIM TopUp Support
Katya B.
Ireland · Mar 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 4 months ago So glad to hear this, Katya! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Ken
Nadia H.
Italy · Mar 2026
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing.
Omar
GotoeSIM Support
· 4 months ago So glad to hear this, Nadia! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Omar, eSIM TopUp Support
Carlos M.
Turkey · Mar 2026
Connected the moment I landed. Customer support answered my question quickly.
James
GotoeSIM Support
· 4 months ago So glad to hear this, Carlos! Great to know the setup was quick and easy. — James, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 2GB/Day (IIJ) plan costs $3.00 for 2 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
Wei H. · 1 week ago
How do I check how much data I have left?
Ananya B. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Pablo L. · 1 month ago
Thanks, installed with no problems on my Samsung.
Min-jun P. · 1 month ago
How long does the QR code take to arrive after payment?
Camila K. · 5 months ago
Which networks does this connect to?
Arjun P. · 7 months ago
Does this work on an iPhone 13?
Arjun D. · 7 months ago
Can I use it in nearby countries too?
Priya N. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Marco V. · 9 months ago
Does the validity start on purchase or on first use?
Ingrid V. · 9 months ago
Great guide, the setup steps were really helpful.
Diego L. · 10 months ago
Can I use this for hotspot/tethering?
Andre M. · 10 months ago
Will this keep my WhatsApp active with my home number?