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
Sven W.
France · Apr 2025
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Five stars from me.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Sven! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – David, eSIM TopUp Support
Sarah D.
Italy · Apr 2025
Super easy to set up before I flew out. Streaming and video calls worked without buffering.
Grace
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sarah! Great to know the setup was quick and easy. — Grace, eSIM TopUp Support
Zoe L.
Turkey · Apr 2025
Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Mark, eSIM TopUp Support
Mateo P.
Indonesia · Apr 2025
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Mateo! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Diego, eSIM TopUp Support
Liam W.
Philippines · Apr 2025
Connected the moment I landed in Japan & South Korea. Data lasted the whole trip with room to spare. Would definitely buy again.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Liam! Wonderful to hear it worked smoothly in Japan & South Korea. – Tom, eSIM TopUp Support
Diego L.
Switzerland · Apr 2025
Great value compared to roaming charges. The QR code arrived instantly by email. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Diego! Thrilled it made staying connected effortless. Come back anytime! – Emma 💜
Giulia C.
Spain · Mar 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Telling my friends about this.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Giulia! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. – Sophie 💜
Diego B.
Malaysia · Mar 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Coverage was strong even outside the city. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Diego! So happy the Japan & South Korea eSIM kept you connected. – Ken, eSIM TopUp Support
Nadia L.
Indonesia · Mar 2025
Great value compared to roaming charges in Japan & South Korea. Coverage was strong even outside the city. Telling my friends about this.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Nadia! Wonderful to hear it worked smoothly in Japan & South Korea. – David, eSIM TopUp Support
Andre P.
Philippines · Mar 2025
Did the job without any drama. Streaming and video calls worked without buffering. Great experience overall.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Andre! Love that you were online the moment you landed in Japan & South Korea. — Omar, eSIM TopUp Support
Katya C.
Mexico · Mar 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Katya! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Olivia N.
Ireland · Mar 2025
Did the job without any drama. Topping up was straightforward when I needed more. Exactly as described — no surprises.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Olivia! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! – Yuki 💜
Olivia G.
Brazil · Mar 2025
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Olivia! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Ingrid
Chloe F.
United States · Mar 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Five stars from me.
Priya
GotoeSIM Support
· 1 year ago Cheers, Chloe! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! – Priya, eSIM TopUp Support
Camila T.
Portugal · Mar 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Five stars from me.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Camila! Thrilled it made staying connected effortless. We're here whenever you travel again. — Grace, 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?