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
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
Priya B.
United States · Mar 2025
Connected the moment I landed. Data lasted the whole trip with room to spare. A must-have for international travel.
David
GotoeSIM Support
· 1 year ago Really appreciate this, Priya! Wonderful to hear it worked smoothly in Japan & South Korea. — David
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
Min-jun L.
Portugal · Mar 2025
Super easy to set up before I flew out. Activation was automatic when I arrived in Japan & South Korea. Highly recommend for any traveller.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! Thrilled it made staying connected effortless. Come back anytime! – James, eSIM TopUp Support
Marco B.
Italy · Mar 2025
Bought it the night before my flight — smooth process in Japan & South Korea. The QR code arrived instantly by email. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Anna, eSIM TopUp Support
Viktor B.
Mexico · Mar 2025
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 year ago So glad to hear this, Viktor! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – Yuki, eSIM TopUp Support
Anna C.
Vietnam · Mar 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Ran hotspot to my laptop with no issues. Would definitely buy again.
Anna
GotoeSIM Support
· 1 year ago Really appreciate this, Anna! Delighted the speeds worked well for you. We're here whenever you travel again. – Anna, eSIM TopUp Support
Sri T.
Netherlands · Mar 2025
Install took me two tries but was fine after that.
Emma
GotoeSIM Support
· 1 year ago Apologies for the trouble, Sri. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – Emma 💜
Daniel V.
South Korea · Mar 2025
Did the job without any drama in Japan & South Korea. Ran hotspot to my laptop with no issues. Zero regrets.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Daniel! So pleased it saved you from roaming bills. — James
Louis S.
Saudi Arabia · Mar 2025
Connected the moment I landed. Streaming and video calls worked without buffering. Would definitely buy again.
James
GotoeSIM Support
· 1 year ago Cheers, Louis! Delighted the speeds worked well for you. Wishing you many more connected adventures! — James, eSIM TopUp Support
Mohammed T.
Indonesia · Feb 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Data lasted the whole trip with room to spare.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Mohammed! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Yuki 💜
Ava L.
Philippines · Feb 2025
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Zero regrets.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ava! So pleased it saved you from roaming bills. Enjoy your journeys! – Omar, eSIM TopUp Support
Louis V.
Singapore · Feb 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Great experience overall.
Priya
GotoeSIM Support
· 1 year ago Thank you for the kind words, Louis! So pleased it saved you from roaming bills. – Priya, 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?