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
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
Somchai L.
UAE · Jul 2025
Did the job without any drama. Activation was automatic when I arrived. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Somchai! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Ken
Isabella W.
Singapore · Jul 2025
Exactly what I needed for travelling. Topping up was straightforward when I needed more. Made staying connected effortless.
Omar
GotoeSIM Support
· 1 year ago Thank you so much, Isabella! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Omar 💜
Hana F.
Vietnam · Jul 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. The QR code arrived instantly by email. Five stars from me.
Sara
GotoeSIM Support
· 1 year ago Really appreciate this, Hana! Delighted the speeds worked well for you. – Sara 💜
Mei P.
Vietnam · Jul 2025
Great value compared to roaming charges. Coverage was strong even outside the city. Great experience overall.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Mei! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Fatima P.
Poland · Jul 2025
Connected the moment I landed in Japan & South Korea. Data lasted the whole trip with room to spare. A must-have for international travel.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Fatima! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Omar, eSIM TopUp Support
Max V.
Egypt · Jul 2025
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Made staying connected effortless.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Max! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Sophie
Mateo T.
Japan · Jul 2025
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. Zero regrets.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Mateo! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. — Emma
Carlos L.
Germany · Jul 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Zero regrets.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Carlos! So pleased it saved you from roaming bills. We're here whenever you travel again. – Emma 💜
Elena H.
UAE · Jul 2025
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Great experience overall.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Elena! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! — Tom, eSIM TopUp Support
Priya N.
South Korea · Jul 2025
Exactly what I needed for travelling. Signal held up well on trains and in rural areas.
Grace
GotoeSIM Support
· 1 year ago Really appreciate this, Priya! Great to know the setup was quick and easy. Come back anytime! – Grace 💜
Nguyen S.
UAE · Jun 2025
No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Nguyen! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Sophie
Zoe B.
Australia · Jun 2025
Saved me a fortune on my holiday. The QR code arrived instantly by email. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Zoe! Thrilled it made staying connected effortless. – Tom, eSIM TopUp Support
Liam T.
United Kingdom · Jun 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Coverage was strong even outside the city.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Liam! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Omar, eSIM TopUp Support
Diego M.
India · Jun 2025
Bought it the night before my flight — smooth process. Ran hotspot to my laptop with no issues.
Diego
GotoeSIM Support
· 1 year ago Cheers, Diego! So pleased it saved you from roaming bills. Enjoy your journeys! — Diego
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.