Japan & South Korea eSIM — reviews & details
Japan & South Korea 10GB 30days · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Sven B.
Saudi Arabia · Apr 2025
Install took me two tries but was fine after that. Streaming and video calls worked without buffering.
James
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Sven. We're constantly optimising speeds and coverage across Japan & South Korea. Any questions, our team is at esimtopup.io/support. — James
Viktor L.
Portugal · Apr 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Priya
GotoeSIM Support
· 1 year ago Cheers, Viktor! Love that you were online the moment you landed in Japan & South Korea. — Priya
Hugo P.
France · Apr 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Hugo! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – Sophie, eSIM TopUp Support
Omar M.
Switzerland · Apr 2025
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. Would definitely buy again.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Omar! Delighted the speeds worked well for you. – Mark 💜
Zoe W.
Japan · Mar 2025
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Zoe! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. – Laura, eSIM TopUp Support
Isabella D.
New Zealand · Mar 2025
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Telling my friends about this.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Isabella! Great to know the setup was quick and easy. — Tom
Mateo H.
Ireland · Mar 2025
Connected the moment I landed in Japan & South Korea. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 year ago Thank you so much, Mateo! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Omar, eSIM TopUp Support
Olivia L.
Saudi Arabia · Mar 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 1 year ago Thanks for sharing, Olivia! So pleased it saved you from roaming bills. We're here whenever you travel again. – Mark 💜
Chloe L.
Vietnam · Mar 2025
First time using an eSIM and it was painless. Data lasted the whole trip with room to spare. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Chloe! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Laura 💜
Hugo H.
Turkey · Mar 2025
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Telling my friends about this.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Hugo! Thrilled it made staying connected effortless. – Grace 💜
Giulia N.
Indonesia · Mar 2025
Connected the moment I landed in Japan & South Korea. Data lasted the whole trip with room to spare. Telling my friends about this.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Giulia! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Tom
Carlos V.
Philippines · Mar 2025
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Would definitely buy again.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Carlos! Great to know the setup was quick and easy. We're here whenever you travel again. – Sara, eSIM TopUp Support
Arjun N.
Australia · Mar 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Arjun! Delighted the speeds worked well for you. We're here whenever you travel again. – Ken, eSIM TopUp Support
Andre B.
Poland · Mar 2025
Connected the moment I landed. Coverage was strong even outside the city. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Andre! Delighted the speeds worked well for you. – Emma 💜
Budi S.
Sweden · Mar 2025
Super easy to set up before I flew out. The QR code arrived instantly by email. A must-have for international travel.
Diego
GotoeSIM Support
· 1 year ago Thanks a lot, Budi! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Diego, eSIM TopUp Support
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 10GB 30days plan costs $19.20 for 10 GB over 30 days, paid once with no hidden fees.
How do I activate my Japan & South Korea 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 & South Korea.
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 & South Korea.
Comments & questions
Lea T. · 4 weeks ago
Can I top up the same eSIM instead of buying a new one?
Mohammed H. · 1 month ago
How long does the QR code take to arrive after payment?
Ji-woo R. · 3 months ago
Is roaming charged extra or is it all included?
Budi C. · 3 months ago
Can I use this for hotspot/tethering?
Arjun S. · 4 months ago
Does the validity start on purchase or on first use?
Sven R. · 5 months ago
Which networks does this connect to?
Sarah D. · 7 months ago
Can I use it in nearby countries too?
Mei B. · 7 months ago
Thanks, installed with no problems on my Samsung.
Wei T. · 7 months ago
Is 5G supported or just 4G?
Wei D. · 9 months ago
How do I check how much data I have left?
Isabella H. · 9 months ago
Great guide, the setup steps were really helpful.
Fatima K. · 1 year ago
Does this work on an iPhone 13?