Japan & South Korea eSIM — reviews & details
Japan & South Korea 10GB/Day · 10 GB/day · 1 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Aisha C.
Spain · Dec 2025
Did the job without any drama. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Grace
GotoeSIM Support
· 8 months ago Thanks for sharing, Aisha! Wonderful to hear it worked smoothly in Japan & South Korea. — Grace
Daniel B.
Netherlands · Dec 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Ran hotspot to my laptop with no issues. Made staying connected effortless.
Priya
GotoeSIM Support
· 8 months ago So glad to hear this, Daniel! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. – Priya, eSIM TopUp Support
Noah H.
Philippines · Dec 2025
Exactly what I needed for travelling in Japan & South Korea. Streaming and video calls worked without buffering. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 8 months ago Thank you so much, Noah! So happy the Japan & South Korea eSIM kept you connected. – Ingrid, eSIM TopUp Support
Chloe W.
Mexico · Dec 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.
Tom
GotoeSIM Support
· 8 months ago Really appreciate this, Chloe! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Tom, eSIM TopUp Support
Hana B.
South Korea · Dec 2025
Super easy to set up before I flew out. Activation was automatic when I arrived. Would definitely buy again.
Sophie
GotoeSIM Support
· 8 months ago Thank you for the kind words, Hana! Thrilled it made staying connected effortless. Come back anytime! – Sophie, eSIM TopUp Support
Nadia S.
Germany · Dec 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Telling my friends about this.
Sara
GotoeSIM Support
· 8 months ago Thank you for the kind words, Nadia! Delighted the speeds worked well for you. – Sara 💜
Fatima B.
Sweden · Nov 2025
Bought it the night before my flight — smooth process in Japan & South Korea. Coverage was strong even outside the city. Made staying connected effortless.
David
GotoeSIM Support
· 8 months ago Thanks for sharing, Fatima! Delighted the speeds worked well for you. We're here whenever you travel again. – David 💜
Hana P.
UAE · Nov 2025
First time using an eSIM and it was painless in Japan & South Korea. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 8 months ago Thank you so much, Hana! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! — Mark, eSIM TopUp Support
Hugo P.
Egypt · Nov 2025
Super easy to set up before I flew out in Japan & South Korea. The QR code arrived instantly by email.
David
GotoeSIM Support
· 8 months ago Cheers, Hugo! So pleased it saved you from roaming bills. – David, eSIM TopUp Support
Marco R.
Australia · Nov 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare. Great experience overall.
David
GotoeSIM Support
· 8 months ago Thank you for the kind words, Marco! Great to know the setup was quick and easy. – David 💜
Linh F.
India · Nov 2025
Saved me a fortune on my holiday. Streaming and video calls worked without buffering.
Tom
GotoeSIM Support
· 8 months ago Thank you for the kind words, Linh! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Tom, eSIM TopUp Support
Ava V.
Italy · Nov 2025
Did the job without any drama. Activation was automatic when I arrived. Made staying connected effortless.
Emma
GotoeSIM Support
· 8 months ago Thank you for the kind words, Ava! Delighted the speeds worked well for you. — Emma
Hugo W.
Portugal · Nov 2025
Super easy to set up before I flew out in Japan & South Korea. Setup instructions in the app were clear and simple. A must-have for international travel.
Sara
GotoeSIM Support
· 8 months ago Thanks for sharing, Hugo! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! – Sara 💜
Arjun W.
United States · Nov 2025
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 8 months ago Thanks a lot, Arjun! Delighted the speeds worked well for you. — Grace, eSIM TopUp Support
Priya P.
United Kingdom · Nov 2025
Super easy to set up before I flew out. Topping up was straightforward when I needed more. Telling my friends about this.
Ken
GotoeSIM Support
· 8 months ago Thanks for sharing, Priya! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Ken
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 10GB/Day plan costs $14.18 for 10 GB/day over 1 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
Sven N. · 4 weeks ago
Which networks does this connect to?
Ryan W. · 2 months ago
Does the validity start on purchase or on first use?
Fatima G. · 3 months ago
Can I use this for hotspot/tethering?
James C. · 4 months ago
Do I need to install it before I travel or after I arrive?
Ji-woo H. · 6 months ago
Is 5G supported or just 4G?
Sven S. · 6 months ago
How long does the QR code take to arrive after payment?
Zoe G. · 7 months ago
Is roaming charged extra or is it all included?
Lea F. · 7 months ago
How do I check how much data I have left?
Omar P. · 9 months ago
Can I use it in nearby countries too?
Thomas M. · 10 months ago
Does this work on an iPhone 13?
Pablo B. · 1 year ago
Great guide, the setup steps were really helpful.
Mohammed N. · 1 year ago
Thanks, installed with no problems on my Samsung.