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
Fatima W.
Thailand · Jun 2025
Installed in minutes by scanning the QR code in Japan & South Korea. Data lasted the whole trip with room to spare. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago Cheers, Fatima! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Tom
James L.
Netherlands · Jun 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. The QR code arrived instantly by email.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, James! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Sophie 💜
Grace G.
India · Jun 2025
Did the job without any drama. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Grace! Great to know the setup was quick and easy. Enjoy your journeys! — Emma, eSIM TopUp Support
Noah G.
Spain · Jun 2025
First time using an eSIM and it was painless in Japan & South Korea. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Noah! Great to know the setup was quick and easy. – Omar, eSIM TopUp Support
Isabella M.
United Kingdom · Jun 2025
Exactly what I needed for travelling in Japan & South Korea. Streaming and video calls worked without buffering. Great experience overall.
Ingrid
GotoeSIM Support
· 1 year ago Thanks a lot, Isabella! Thrilled it made staying connected effortless. — Ingrid
Zoe K.
United States · Jun 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
Laura
GotoeSIM Support
· 1 year ago Thank you so much, Zoe! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Laura 💜
Lea K.
Malaysia · Jun 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Cheers, Lea! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! – James 💜
Hana B.
India · Jun 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more. A must-have for international travel.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Hana! Delighted the speeds worked well for you. – Omar 💜
Arjun L.
Portugal · Jun 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago Thanks for sharing, Arjun! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! – Diego 💜
Sri L.
Spain · Jun 2025
Did the job without any drama. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 1 year ago Thanks for sharing, Sri! So pleased it saved you from roaming bills. — Mark
Giulia G.
Singapore · Jun 2025
Did the job without any drama in Japan & South Korea. Signal held up well on trains and in rural areas. Great experience overall.
Laura
GotoeSIM Support
· 1 year ago Thanks for sharing, Giulia! Great to know the setup was quick and easy. Come back anytime! – Laura, eSIM TopUp Support
Min-jun P.
Malaysia · May 2025
Did the job without any drama in Japan & South Korea. The QR code arrived instantly by email. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – Yuki 💜
Beatriz G.
Ireland · May 2025
Connected the moment I landed in Japan & South Korea. Topping up was straightforward when I needed more. Would definitely buy again.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Beatriz! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Anna, eSIM TopUp Support
Arjun D.
Netherlands · May 2025
Great value compared to roaming charges. Customer support answered my question quickly. Zero regrets.
James
GotoeSIM Support
· 1 year ago Cheers, Arjun! Love that you were online the moment you landed in Japan & South Korea. — James
Mateo G.
UAE · May 2025
Great value compared to roaming charges in Japan & South Korea. Setup instructions in the app were clear and simple. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Mateo! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Ingrid, eSIM TopUp Support
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.