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
James V.
Canada · Feb 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, James! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! — Laura
Carlos W.
Malaysia · Feb 2025
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Anna
GotoeSIM Support
· 1 year ago Thank you so much, Carlos! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Anna 💜
Budi R.
Ireland · Feb 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Five stars from me.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Budi! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! — Grace, eSIM TopUp Support
Ethan N.
United Kingdom · Feb 2025
Worked fine but took a little while to connect at first.
Tom
GotoeSIM Support
· 1 year ago So sorry to hear this, Ethan. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Tom, eSIM TopUp Support
Carlos M.
Malaysia · Feb 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Carlos! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Yuki 💜
Ryan W.
United Kingdom · Feb 2025
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
David
GotoeSIM Support
· 1 year ago Really appreciate this, Ryan! Great to know the setup was quick and easy. Wishing you many more connected adventures! — David, eSIM TopUp Support
Linh N.
Indonesia · Feb 2025
Exactly what I needed for travelling. Coverage was strong even outside the city.
Ingrid
GotoeSIM Support
· 1 year ago Really appreciate this, Linh! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Ingrid
Ravi L.
Spain · Feb 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering.
Mark
GotoeSIM Support
· 1 year ago Thank you so much, Ravi! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Mark 💜
Kenji L.
New Zealand · Feb 2025
Connected the moment I landed. Ran hotspot to my laptop with no issues.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Kenji! Delighted the speeds worked well for you. – Sophie 💜
Mateo L.
Netherlands · Feb 2025
Bought it the night before my flight — smooth process. Customer support answered my question quickly. A must-have for international travel.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Mateo! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Noah K.
Italy · Feb 2025
Install took me two tries but was fine after that.
Emma
GotoeSIM Support
· 1 year ago So sorry to hear this, Noah. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Emma
Andre T.
Egypt · Feb 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Priya
GotoeSIM Support
· 1 year ago Thank you so much, Andre! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! — Priya, eSIM TopUp Support
Anna R.
Japan · Feb 2025
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Grace
GotoeSIM Support
· 1 year ago Thank you for taking the time, Anna. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Grace
Arjun C.
New Zealand · Feb 2025
Connected the moment I landed in Japan & South Korea. Streaming and video calls worked without buffering. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago Cheers, Arjun! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Ken
Carlos F.
United States · Feb 2025
Did the job without any drama. The QR code arrived instantly by email. Telling my friends about this.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Carlos! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Yuki
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. · 5 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. · 7 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. · 10 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.