Japan eSIM — reviews & details
Japan 3GB 15Days · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Omar P.
South Korea · Jul 2026
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Anna
GotoeSIM Support
· 2 days ago Thank you for taking the time, Omar. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. – Anna, GotoeSIM Support
Noah S.
New Zealand · Jul 2026
Saved me a fortune on my holiday in Japan. Customer support answered my question quickly. Great experience overall.
David
GotoeSIM Support
· 5 days ago Thank you so much, Noah! Delighted the speeds worked well for you. Wishing you many more connected adventures! – David, GotoeSIM Support
Ingrid M.
Portugal · Jul 2026
Great value compared to roaming charges. Customer support answered my question quickly. Five stars from me.
Omar
GotoeSIM Support
· 6 days ago Thank you so much, Ingrid! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Omar
Priya T.
United Kingdom · Jul 2026
Used this on my trip and it worked perfectly. Signal held up well on trains and in rural areas. Would definitely buy again.
Sophie
GotoeSIM Support
· 6 days ago Cheers, Priya! So happy the Japan eSIM kept you connected. — Sophie, GotoeSIM Support
Mateo G.
Australia · Jul 2026
Connected the moment I landed. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 1 week ago Thank you for the kind words, Mateo! Great to know the setup was quick and easy. Come back anytime! — Ken
Mateo N.
Indonesia · Jul 2026
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Sara
GotoeSIM Support
· 1 week ago Really appreciate this, Mateo! Love that you were online the moment you landed in Japan. — Sara
Ravi F.
Philippines · Jul 2026
Installed in minutes by scanning the QR code. Customer support answered my question quickly. Telling my friends about this.
Yuki
GotoeSIM Support
· 1 week ago Thank you for the kind words, Ravi! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Yuki, GotoeSIM Support
Nguyen F.
Philippines · Jul 2026
Super easy to set up before I flew out. Streaming and video calls worked without buffering. A must-have for international travel.
Omar
GotoeSIM Support
· 1 week ago Thanks a lot, Nguyen! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Omar, GotoeSIM Support
Marco D.
Mexico · Jul 2026
Connected the moment I landed. I kept my normal number for calls while using this for data. Will use GotoeSIM for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 week ago Thanks for sharing, Marco! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Ingrid
Kenji R.
Egypt · Jul 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Ingrid
GotoeSIM Support
· 1 week ago So glad to hear this, Kenji! Great to know the setup was quick and easy. We're here whenever you travel again. — Ingrid
James W.
Brazil · Jul 2026
Great value compared to roaming charges in Japan. Customer support answered my question quickly. Five stars from me.
Laura
GotoeSIM Support
· 1 week ago Thank you for the kind words, James! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Laura, GotoeSIM Support
Min-jun T.
United Kingdom · Jul 2026
Exactly what I needed for travelling in Japan. Speeds were solid for maps, messaging and browsing. Zero regrets.
Tom
GotoeSIM Support
· 1 week ago Really appreciate this, Min-jun! So pleased it saved you from roaming bills. – Tom, GotoeSIM Support
Beatriz C.
India · Jul 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived in Japan.
Sophie
GotoeSIM Support
· 1 week ago Thank you so much, Beatriz! Great to know the setup was quick and easy. – Sophie 💜
Sven W.
Vietnam · Jul 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Tom
GotoeSIM Support
· 1 week ago Thanks for sharing, Sven! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Tom, GotoeSIM Support
Nguyen G.
Portugal · Jul 2026
Connected the moment I landed. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 1 week ago Cheers, Nguyen! Delighted the speeds worked well for you. Come back anytime! – Mark 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days plan costs $2.55 for 3 GB over 15 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
Chloe B. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Chloe — it switches on when you land. — Laura
Hugo L. · 1 month ago
Great guide, the setup steps were really helpful.
Thanks Hugo, that means a lot! Reach out anytime. — David, GotoeSIM Support
Thomas S. · 1 month ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Thomas! Add it via SIM manager and you're set. — Anna
Sri P. · 4 months ago
Can I use this for hotspot/tethering?
Yes Sri, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Ken 💜
Aisha D. · 4 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Aisha, on 4G/5G where available. — Emma
Arjun T. · 5 months ago
Is roaming charged extra or is it all included?
No surprise fees, Arjun! Roaming is part of the plan and never billed separately. — Ingrid
Ananya S. · 8 months ago
Does this work on an iPhone 13?
Yes Ananya, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Mark, GotoeSIM Support
Anna R. · 8 months ago
Is 5G supported or just 4G?
5G is available where covered, Anna — you'll always get the best speed on offer. — James, GotoeSIM Support
Marco N. · 9 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Marco — check My eSIMs anytime. – Tom, GotoeSIM Support
Ethan M. · 9 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Ethan — not at purchase. – Sophie, GotoeSIM Support
Liam M. · 9 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Liam, you can top up the same eSIM anytime — no need to buy a new one. – Ken 💜
Mei R. · 11 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Mei — within seconds of payment, by email and in your account. – David 💜