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
Sarah K.
Mexico · Oct 2024
Connected the moment I landed. Activation was automatic when I arrived.
Grace
GotoeSIM Support
· 1 year ago Cheers, Sarah! Wonderful to hear it worked smoothly in Japan & South Korea. — Grace
Sophia L.
New Zealand · Oct 2024
Decent speeds, though slower than I expected in a few spots. The QR code arrived instantly by email.
Mark
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Sophia. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Mark
Min-jun H.
Portugal · Oct 2024
First time using an eSIM and it was painless. Activation was automatic when I arrived in Japan & South Korea.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Min-jun! Delighted the speeds worked well for you. – Yuki, eSIM TopUp Support
Anna P.
Saudi Arabia · Oct 2024
Exactly what I needed for travelling. The QR code arrived instantly by email.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Anna! Delighted the speeds worked well for you. Come back anytime! — Sara
Olivia G.
Italy · Oct 2024
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Olivia! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! — Sara
Ava C.
Saudi Arabia · Oct 2024
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Ava! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Tom 💜
James H.
Spain · Oct 2024
Did the job without any drama. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, James! So pleased it saved you from roaming bills. — Diego
Ravi V.
Germany · Oct 2024
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Ravi! So pleased it saved you from roaming bills. We're here whenever you travel again. — Yuki
Ethan P.
India · Oct 2024
Solid overall, just wish there was a bit more data for the price. Customer support answered my question quickly.
Diego
GotoeSIM Support
· 1 year ago Thank you for taking the time, Ethan. We're constantly optimising speeds and coverage across Japan & South Korea. Any questions, our team is at esimtopup.io/support. – Diego 💜
Lea S.
United States · Oct 2024
First time using an eSIM and it was painless in Japan & South Korea. Coverage was strong even outside the city. Five stars from me.
Anna
GotoeSIM Support
· 1 year ago Really appreciate this, Lea! Thrilled it made staying connected effortless. Enjoy your journeys! – Anna 💜
Beatriz G.
United Kingdom · Oct 2024
Did the job without any drama. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Beatriz! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Omar 💜
Isabella S.
France · Oct 2024
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Telling my friends about this.
James
GotoeSIM Support
· 1 year ago Cheers, Isabella! Delighted the speeds worked well for you. – James, eSIM TopUp Support
Carlos D.
Malaysia · Oct 2024
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Carlos! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – Laura, eSIM TopUp Support
Ravi V.
Sweden · Oct 2024
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Will use eSIM TopUp for my next trip for sure.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Ravi! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Diego, eSIM TopUp Support
Lucas S.
Indonesia · Oct 2024
Saved me a fortune on my holiday in Japan & South Korea. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Lucas! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — David, 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?