Japan & South Korea eSIM — reviews & details
Japan & South Korea 1GB/Day · 1 GB/day · 1 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Sofia C.
Ireland · Oct 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Five stars from me.
Emma
GotoeSIM Support
· 9 months ago Thank you so much, Sofia! Thrilled it made staying connected effortless. Come back anytime! — Emma, eSIM TopUp Support
Sarah W.
UAE · Oct 2025
Connected the moment I landed. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
David
GotoeSIM Support
· 9 months ago Thanks a lot, Sarah! Delighted the speeds worked well for you. We're here whenever you travel again. – David 💜
Mei H.
Spain · Oct 2025
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple.
Mark
GotoeSIM Support
· 9 months ago Thank you so much, Mei! Thrilled it made staying connected effortless. Come back anytime! – Mark, eSIM TopUp Support
Sofia N.
UAE · Oct 2025
Super easy to set up before I flew out. The QR code arrived instantly by email.
Tom
GotoeSIM Support
· 9 months ago Thanks for sharing, Sofia! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Tom, eSIM TopUp Support
Aisha C.
UAE · Oct 2025
Did the job without any drama. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 9 months ago Thank you so much, Aisha! Delighted the speeds worked well for you. We're here whenever you travel again. – Sophie, eSIM TopUp Support
Andre N.
Germany · Sep 2025
Did the job without any drama. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 10 months ago Thank you for the kind words, Andre! So happy the Japan & South Korea eSIM kept you connected. — Emma, eSIM TopUp Support
Anna H.
Turkey · Sep 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. A must-have for international travel.
David
GotoeSIM Support
· 10 months ago Really appreciate this, Anna! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! – David 💜
Zoe K.
South Korea · Sep 2025
Used this on my trip and it worked perfectly in Japan & South Korea. Setup instructions in the app were clear and simple.
Laura
GotoeSIM Support
· 11 months ago Really appreciate this, Zoe! Thrilled it made staying connected effortless. We're here whenever you travel again. – Laura, eSIM TopUp Support
Mei F.
Thailand · Sep 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 11 months ago Thank you for the kind words, Mei! Love that you were online the moment you landed in Japan & South Korea. — Ken
Marco W.
New Zealand · Aug 2025
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Great experience overall.
Priya
GotoeSIM Support
· 11 months ago Thanks for sharing, Marco! Thrilled it made staying connected effortless. – Priya 💜
Sven C.
Sweden · Aug 2025
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering. Great experience overall.
Diego
GotoeSIM Support
· 11 months ago Cheers, Sven! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! — Diego
Ryan C.
India · Aug 2025
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple.
Diego
GotoeSIM Support
· 11 months ago Really appreciate this, Ryan! So pleased it saved you from roaming bills. — Diego
Sophia T.
Philippines · Aug 2025
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Zero regrets.
Emma
GotoeSIM Support
· 11 months ago So glad to hear this, Sophia! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! – Emma, eSIM TopUp Support
Andre F.
Egypt · Aug 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Five stars from me.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Andre! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – James 💜
Ava D.
Netherlands · Aug 2025
Connected the moment I landed. Streaming and video calls worked without buffering. A must-have for international travel.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Ava! Thrilled it made staying connected effortless. Enjoy your journeys! – Ingrid, eSIM TopUp Support
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 1GB/Day plan costs $2.03 for 1 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
Marco K. · 1 week ago
How long does the QR code take to arrive after payment?
Beatriz S. · 1 month ago
Does this work on an iPhone 13?
Budi D. · 3 months ago
Will this keep my WhatsApp active with my home number?
Lucas P. · 4 months ago
Is 5G supported or just 4G?
Grace B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Liam L. · 6 months ago
Does the validity start on purchase or on first use?
Beatriz V. · 8 months ago
Which networks does this connect to?
Haruto G. · 9 months ago
Is roaming charged extra or is it all included?
Ryan N. · 9 months ago
Can I use it in nearby countries too?
Ava B. · 10 months ago
Do I need to install it before I travel or after I arrive?
Camila P. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Sofia B. · 11 months ago
Can I use this for hotspot/tethering?