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
Hugo B.
Philippines · Aug 2025
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Great experience overall.
Sophie
GotoeSIM Support
· 11 months ago So glad to hear this, Hugo! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Mei S.
Sweden · Aug 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived in Japan & South Korea. Would definitely buy again.
Grace
GotoeSIM Support
· 11 months ago Really appreciate this, Mei! Great to know the setup was quick and easy. Enjoy your journeys! – Grace 💜
Min-jun T.
Singapore · Aug 2025
No more hunting for a SIM card kiosk on arrival. Speeds were solid for maps, messaging and browsing.
Laura
GotoeSIM Support
· 11 months ago Thank you so much, Min-jun! Thrilled it made staying connected effortless. Come back anytime! — Laura
Ava S.
Ireland · Aug 2025
Super easy to set up before I flew out in Japan & South Korea. The QR code arrived instantly by email. A must-have for international travel.
Grace
GotoeSIM Support
· 1 year ago Really appreciate this, Ava! Love that you were online the moment you landed in Japan & South Korea. — Grace, eSIM TopUp Support
Carlos H.
Saudi Arabia · Aug 2025
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Exactly as described — no surprises.
James
GotoeSIM Support
· 1 year ago Thanks a lot, Carlos! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – James, eSIM TopUp Support
Carlos G.
Mexico · Aug 2025
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Carlos! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Sara, eSIM TopUp Support
Elena F.
South Korea · Aug 2025
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more. Great experience overall.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Elena! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Sophie
Ji-woo S.
Saudi Arabia · Aug 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. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Ji-woo! Thrilled it made staying connected effortless. We're here whenever you travel again. – Emma, eSIM TopUp Support
Liam D.
Singapore · Jul 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Would definitely buy again.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Liam! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Mark
Ava M.
United States · Jul 2025
Did the job without any drama. Coverage was strong even outside the city. Telling my friends about this.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Ava! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! — Sara
Ava L.
Spain · Jul 2025
Exactly what I needed for travelling. Topping up was straightforward when I needed more. Great experience overall.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Ava! Love that you were online the moment you landed in Japan & South Korea. — Diego, eSIM TopUp Support
Somchai T.
New Zealand · Jul 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Somchai! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Mark 💜
Thomas W.
Mexico · Jul 2025
Connected the moment I landed. Topping up was straightforward when I needed more. Great experience overall.
Tom
GotoeSIM Support
· 1 year ago Really appreciate this, Thomas! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Tom, eSIM TopUp Support
Haruto D.
India · Jul 2025
Installed in minutes by scanning the QR code in Japan & South Korea. Ran hotspot to my laptop with no issues.
David
GotoeSIM Support
· 1 year ago Cheers, Haruto! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! — David
Marco F.
New Zealand · Jul 2025
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Marco! Delighted the speeds worked well for you. — 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.