Japan eSIM — reviews & details
Japan 500MB/Day (IIJ) · 500 MB/day · 1 days
176 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Ji-woo V.
Thailand · Feb 2026
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Zero regrets.
Grace
GotoeSIM Support
· 6 months ago So glad to hear this, Ji-woo! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Grace
Aisha C.
Mexico · Feb 2026
Bought it the night before my flight — smooth process in Japan. Coverage was strong even outside the city. Would definitely buy again.
Priya
GotoeSIM Support
· 6 months ago Thanks for sharing, Aisha! So happy the Japan eSIM kept you connected. Come back anytime! – Priya 💜
Beatriz G.
United Kingdom · Feb 2026
Honestly better than buying a local SIM at the airport in Japan. Coverage was strong even outside the city. Five stars from me.
Anna
GotoeSIM Support
· 6 months ago Cheers, Beatriz! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Anna 💜
Lucia R.
United States · Feb 2026
First time using an eSIM and it was painless. Customer support answered my question quickly. Will use GotoeSIM for my next trip for sure.
Sara
GotoeSIM Support
· 6 months ago Thank you so much, Lucia! Great to know the setup was quick and easy. – Sara, GotoeSIM Support
Somchai S.
UAE · Feb 2026
Connected the moment I landed in Japan. Topping up was straightforward when I needed more. Great experience overall.
James
GotoeSIM Support
· 7 months ago Thank you for the kind words, Somchai! So pleased it saved you from roaming bills. We're here whenever you travel again. – James, GotoeSIM Support
Nguyen P.
Ireland · Feb 2026
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues.
Tom
GotoeSIM Support
· 7 months ago So glad to hear this, Nguyen! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Tom, GotoeSIM Support
Mei G.
Egypt · Feb 2026
Great value compared to roaming charges. The QR code arrived instantly by email. Five stars from me.
Ken
GotoeSIM Support
· 7 months ago So glad to hear this, Mei! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Ken
Louis L.
Japan · Jan 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived. A must-have for international travel.
James
GotoeSIM Support
· 7 months ago So glad to hear this, Louis! Great to know the setup was quick and easy. — James, GotoeSIM Support
Budi V.
Japan · Jan 2026
Great value compared to roaming charges. Coverage was strong even outside the city. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 7 months ago Thank you so much, Budi! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Ken, GotoeSIM Support
Mei T.
Australia · Jan 2026
Super easy to set up before I flew out. Coverage was strong even outside the city. Great experience overall.
Omar
GotoeSIM Support
· 7 months ago Thanks for sharing, Mei! Delighted the speeds worked well for you. We're here whenever you travel again. — Omar, GotoeSIM Support
Ananya B.
Brazil · Jan 2026
Connected the moment I landed. The QR code arrived instantly by email. Would definitely buy again.
Anna
GotoeSIM Support
· 7 months ago Thanks for sharing, Ananya! So pleased it saved you from roaming bills. – Anna 💜
Pablo B.
Ireland · Jan 2026
Connected the moment I landed. Data lasted the whole trip with room to spare. Five stars from me.
Omar
GotoeSIM Support
· 7 months ago So glad to hear this, Pablo! Great to know the setup was quick and easy. We're here whenever you travel again. – Omar, GotoeSIM Support
Yuki V.
UAE · Jan 2026
Connected the moment I landed. Streaming and video calls worked without buffering. Made staying connected effortless.
Sara
GotoeSIM Support
· 7 months ago Thanks a lot, Yuki! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Sara 💜
Somchai P.
Brazil · Jan 2026
Super easy to set up before I flew out in Japan. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 8 months ago Cheers, Somchai! Wonderful to hear it worked smoothly in Japan. – Emma 💜
Nguyen M.
Australia · Jan 2026
Installed in minutes by scanning the QR code in Japan. Signal held up well on trains and in rural areas.
Omar
GotoeSIM Support
· 8 months ago Really appreciate this, Nguyen! Thrilled it made staying connected effortless. We're here whenever you travel again. – Omar, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 500MB/Day (IIJ) plan costs $0.80 for 500 MB/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 GotoeSIM 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
James B. · 4 weeks ago
Is 5G supported or just 4G?
Hi James! Our Japan eSIM plans support both 4G and 5G, depending on your device and local network availability. Just make sure your phone is eSIM-compatible and unlocked for the best experience. Enjoy your travels! – Mark, GotoeSIM Support
Lucia R. · 2 months ago
Thanks, installed with no problems on my Samsung.
Yes Lucia, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. – Emma, GotoeSIM Support
Noah C. · 2 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Noah! The eSIM just handles data. – David, GotoeSIM Support
Ji-woo C. · 2 months ago
Is 5G supported or just 4G?
Yes Ji-woo, 5G is supported where the local network offers it, otherwise fast 4G. — Laura, GotoeSIM Support
Ravi V. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Ravi! We're always here if you need anything. — James, GotoeSIM Support
Nadia B. · 9 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Nadia — not at purchase. — Ken
Lea L. · 9 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Lea! Feel free to hotspot to your other devices. — Omar
Mohammed T. · 11 months ago
Which networks does this connect to?
You'll be on top local networks, Mohammed — full details are on the plan page under Coverage. – Anna, GotoeSIM Support
Ravi G. · 11 months ago
Does this work on an iPhone 13?
Yes Ravi, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. — Mark, GotoeSIM Support
Sophia M. · 11 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Sophia, then it activates automatically on arrival. – Laura 💜
Ji-woo V. · 1 year ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Ji-woo — within seconds of payment, by email and in your account. – Diego 💜
Elena P. · 1 year ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Elena — no extra charges, it's all prepaid. – Ingrid 💜
Sofia M. · 1 year ago
Can I top up the same eSIM instead of buying a new one?
Yes Sofia, you can top up the same eSIM anytime — no need to buy a new one. – Sophie, GotoeSIM Support