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
Budi W.
Mexico · Mar 2025
Did the job without any drama. Coverage was strong even outside the city.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! So pleased it saved you from roaming bills. We're here whenever you travel again. – Sara, eSIM TopUp Support
Ingrid H.
Netherlands · Feb 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Telling my friends about this.
Emma
GotoeSIM Support
· 1 year ago Thank you so much, Ingrid! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Emma, eSIM TopUp Support
Max T.
Poland · Feb 2025
Bought it the night before my flight — smooth process. Activation was automatic when I arrived in Japan & South Korea. A must-have for international travel.
Emma
GotoeSIM Support
· 1 year ago Cheers, Max! So pleased it saved you from roaming bills. — Emma
Camila F.
Egypt · Feb 2025
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Telling my friends about this.
Grace
GotoeSIM Support
· 1 year ago Cheers, Camila! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Grace, eSIM TopUp Support
Daniel T.
South Korea · Feb 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Daniel! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! — Laura, eSIM TopUp Support
Liam C.
Italy · Feb 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
Laura
GotoeSIM Support
· 1 year ago Cheers, Liam! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Laura
Giulia H.
France · Feb 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Giulia! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Yuki, eSIM TopUp Support
Sofia H.
UAE · Feb 2025
Used this on my trip and it worked perfectly in Japan & South Korea. I kept my normal number for calls while using this for data. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sofia! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Sara 💜
Lucia R.
Portugal · Feb 2025
Did the job without any drama in Japan & South Korea. Customer support answered my question quickly. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Thanks a lot, Lucia! So pleased it saved you from roaming bills. Come back anytime! – James, eSIM TopUp Support
Fatima B.
UAE · Feb 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived. Zero regrets.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Fatima! Love that you were online the moment you landed in Japan & South Korea. — James
Noah R.
Japan · Feb 2025
Did the job without any drama. The QR code arrived instantly by email. Exactly as described — no surprises.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Noah! Wonderful to hear it worked smoothly in Japan & South Korea. — James
Carlos N.
Thailand · Jan 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Speeds were solid for maps, messaging and browsing.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Carlos! Delighted the speeds worked well for you. — Tom, eSIM TopUp Support
Sven B.
Germany · Jan 2025
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Sven! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! — Sara, eSIM TopUp Support
Pablo P.
Netherlands · Jan 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. I kept my normal number for calls while using this for data. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Pablo! Delighted the speeds worked well for you. We're here whenever you travel again. – Ken, eSIM TopUp Support
Ravi F.
Germany · Jan 2025
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple.
James
GotoeSIM Support
· 1 year ago Thank you so much, Ravi! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! – James, 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?