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
Wei V.
Egypt · Aug 2025
Connected the moment I landed in Japan & South Korea. I kept my normal number for calls while using this for data. Made staying connected effortless.
Diego
GotoeSIM Support
· 11 months ago So glad to hear this, Wei! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – Diego 💜
Sri K.
Egypt · Aug 2025
Super easy to set up before I flew out. The QR code arrived instantly by email.
Yuki
GotoeSIM Support
· 11 months ago Thanks a lot, Sri! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Yuki 💜
Yuki G.
Thailand · Aug 2025
Exactly what I needed for travelling. Coverage was strong even outside the city.
Sara
GotoeSIM Support
· 11 months ago Cheers, Yuki! Thrilled it made staying connected effortless. — Sara, eSIM TopUp Support
Noah C.
Italy · Aug 2025
First time using an eSIM and it was painless. Speeds were solid for maps, messaging and browsing.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Noah! Thrilled it made staying connected effortless. Enjoy your journeys! — Sophie, eSIM TopUp Support
Lucia M.
Japan · Aug 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Five stars from me.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Lucia! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! — James
Wei P.
Vietnam · Aug 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Wei! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — James
Giulia P.
Indonesia · Aug 2025
Exactly what I needed for travelling in Japan & South Korea. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Giulia! Wonderful to hear it worked smoothly in Japan & South Korea. – Tom, eSIM TopUp Support
Wei R.
Saudi Arabia · Aug 2025
First time using an eSIM and it was painless. Speeds were solid for maps, messaging and browsing.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Wei! Thrilled it made staying connected effortless. Enjoy your journeys! — David
Somchai S.
Sweden · Aug 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Somchai! So happy the Japan & South Korea eSIM kept you connected. – Grace, eSIM TopUp Support
Daniel N.
Brazil · Jul 2025
First time using an eSIM and it was painless. Topping up was straightforward when I needed more. A must-have for international travel.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Daniel! Thrilled it made staying connected effortless. Enjoy your journeys! – Tom 💜
Thomas T.
Saudi Arabia · Jul 2025
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Thomas! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. – Sophie, eSIM TopUp Support
Budi S.
Italy · Jul 2025
Installed in minutes by scanning the QR code in Japan & South Korea. I kept my normal number for calls while using this for data. Made staying connected effortless.
Anna
GotoeSIM Support
· 1 year ago Thank you so much, Budi! Great to know the setup was quick and easy. – Anna, eSIM TopUp Support
Grace P.
Singapore · Jul 2025
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Grace! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Tom, eSIM TopUp Support
Noah B.
Mexico · Jul 2025
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Noah! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Ken
Grace M.
UAE · Jul 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, Grace! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Sara 💜
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?