Japan eSIM — reviews & details
Japan 2GB/Day (IIJ) · 2 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Hugo W.
United States · Mar 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 4 months ago Thanks for sharing, Hugo! Great to know the setup was quick and easy. – Priya, eSIM TopUp Support
Sophia G.
Japan · Mar 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare.
Tom
GotoeSIM Support
· 4 months ago Thanks a lot, Sophia! So pleased it saved you from roaming bills. — Tom
Wei N.
Portugal · Mar 2026
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Great experience overall.
Priya
GotoeSIM Support
· 4 months ago Cheers, Wei! Thrilled it made staying connected effortless. Come back anytime! — Priya, eSIM TopUp Support
Sarah V.
Italy · Mar 2026
Super easy to set up before I flew out. Customer support answered my question quickly. A must-have for international travel.
Omar
GotoeSIM Support
· 4 months ago Really appreciate this, Sarah! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Omar 💜
James G.
Turkey · Mar 2026
Connected the moment I landed. Activation was automatic when I arrived. Great experience overall.
Tom
GotoeSIM Support
· 5 months ago Thank you for the kind words, James! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Tom, eSIM TopUp Support
Ethan P.
UAE · Mar 2026
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 5 months ago Really appreciate this, Ethan! Delighted the speeds worked well for you. — Sophie
Ryan W.
Australia · Mar 2026
Connected the moment I landed. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 5 months ago Thank you for the kind words, Ryan! Wonderful to hear it worked smoothly in Japan. – Yuki, eSIM TopUp Support
Sven N.
Japan · Mar 2026
Saved me a fortune on my holiday in Japan. Speeds were solid for maps, messaging and browsing.
Emma
GotoeSIM Support
· 5 months ago Thanks a lot, Sven! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Emma, eSIM TopUp Support
Fatima R.
Saudi Arabia · Mar 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Would definitely buy again.
Omar
GotoeSIM Support
· 5 months ago Cheers, Fatima! Delighted the speeds worked well for you. – Omar 💜
Fatima M.
Mexico · Mar 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. A must-have for international travel.
Anna
GotoeSIM Support
· 5 months ago Thanks a lot, Fatima! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Anna, eSIM TopUp Support
Arjun K.
South Korea · Mar 2026
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Five stars from me.
Mark
GotoeSIM Support
· 5 months ago Thank you for the kind words, Arjun! So pleased it saved you from roaming bills. Come back anytime! — Mark, eSIM TopUp Support
James P.
Brazil · Mar 2026
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple.
Anna
GotoeSIM Support
· 5 months ago Really appreciate this, James! Thrilled it made staying connected effortless. Enjoy your journeys! – Anna 💜
Elena H.
Thailand · Mar 2026
Great value compared to roaming charges. Activation was automatic when I arrived. A must-have for international travel.
Yuki
GotoeSIM Support
· 5 months ago Cheers, Elena! Thrilled it made staying connected effortless. Come back anytime! – Yuki, eSIM TopUp Support
Wei M.
Switzerland · Mar 2026
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Zero regrets.
Ingrid
GotoeSIM Support
· 5 months ago Cheers, Wei! Thrilled it made staying connected effortless. – Ingrid 💜
Pablo T.
India · Feb 2026
Super easy to set up before I flew out in Japan. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Laura
GotoeSIM Support
· 5 months ago Cheers, Pablo! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Laura, 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?