Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Ethan P.
Vietnam · Nov 2025
First time using an eSIM and it was painless. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.
Laura
GotoeSIM Support
· 8 months ago Thank you so much, Ethan! So happy the Japan eSIM kept you connected. – Laura 💜
Emma L.
Mexico · Nov 2025
Did the job without any drama. Customer support answered my question quickly.
Mark
GotoeSIM Support
· 8 months ago Thanks for sharing, Emma! Love that you were online the moment you landed in Japan. – Mark 💜
Daniel P.
United Kingdom · Nov 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Yuki
GotoeSIM Support
· 8 months ago Really appreciate this, Daniel! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Yuki, eSIM TopUp Support
Kenji T.
Ireland · Nov 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare.
Grace
GotoeSIM Support
· 8 months ago Really appreciate this, Kenji! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Grace, eSIM TopUp Support
Diego M.
Thailand · Nov 2025
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 8 months ago Thank you so much, Diego! So pleased it saved you from roaming bills. — Emma, eSIM TopUp Support
Diego R.
Italy · Nov 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 8 months ago Thank you so much, Diego! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Anna T.
Canada · Nov 2025
Did the job without any drama in Japan. Customer support answered my question quickly. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 8 months ago Thanks a lot, Anna! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Mark, eSIM TopUp Support
James N.
Sweden · Nov 2025
Great value compared to roaming charges. Signal held up well on trains and in rural areas.
Emma
GotoeSIM Support
· 8 months ago Thanks a lot, James! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Emma
Ravi S.
South Korea · Nov 2025
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Telling my friends about this.
Yuki
GotoeSIM Support
· 9 months ago Thank you so much, Ravi! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Yuki, eSIM TopUp Support
Ingrid P.
South Korea · Nov 2025
Connected the moment I landed. Topping up was straightforward when I needed more.
Sara
GotoeSIM Support
· 9 months ago Thank you so much, Ingrid! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Sara, eSIM TopUp Support
Katya C.
Spain · Nov 2025
Super easy to set up before I flew out. Customer support answered my question quickly. Would definitely buy again.
Omar
GotoeSIM Support
· 9 months ago So glad to hear this, Katya! Delighted the speeds worked well for you. Come back anytime! — Omar
Ji-woo D.
Poland · Nov 2025
Did the job without any drama in Japan. Coverage was strong even outside the city. Five stars from me.
Ken
GotoeSIM Support
· 9 months ago Thanks for sharing, Ji-woo! Love that you were online the moment you landed in Japan. – Ken, eSIM TopUp Support
Giulia P.
Ireland · Oct 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing.
James
GotoeSIM Support
· 9 months ago Thanks a lot, Giulia! Delighted the speeds worked well for you. – James 💜
Noah W.
Ireland · Oct 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. A must-have for international travel.
Omar
GotoeSIM Support
· 9 months ago Thanks a lot, Noah! Delighted the speeds worked well for you. – Omar 💜
Sri F.
France · Oct 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived in Japan.
Grace
GotoeSIM Support
· 9 months ago Thanks for sharing, Sri! So happy the Japan eSIM kept you connected. Come back anytime! — Grace, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 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 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
Aisha T. · 1 month ago
Thanks, installed with no problems on my Samsung.
Ananya P. · 1 month ago
Do I need to install it before I travel or after I arrive?
Haruto B. · 2 months ago
How long does the QR code take to arrive after payment?
Mei D. · 3 months ago
Is roaming charged extra or is it all included?
Arjun W. · 6 months ago
Can I use it in nearby countries too?
Fatima T. · 6 months ago
Will this keep my WhatsApp active with my home number?
Ethan S. · 6 months ago
Is 5G supported or just 4G?
Kenji M. · 11 months ago
Can I use this for hotspot/tethering?
James G. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Ava T. · 1 year ago
How do I check how much data I have left?
Ethan W. · 1 year ago
Does this work on an iPhone 13?
Max H. · 1 year ago
Which networks does this connect to?