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
Sophia R.
United Kingdom · Jan 2025
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Sophia! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Yuki, eSIM TopUp Support
James T.
Japan · Jan 2025
Worked fine but took a little while to connect at first. Signal held up well on trains and in rural areas.
Laura
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, James. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. – Laura, eSIM TopUp Support
Elena D.
UAE · Jan 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived. Great experience overall.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Elena! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Grace
Sophia B.
Switzerland · Jan 2025
Did the job without any drama in Japan & South Korea. Setup instructions in the app were clear and simple. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Sophia! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Ken 💜
Anna F.
Portugal · Jan 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Anna! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Grace, eSIM TopUp Support
Haruto V.
Indonesia · Jan 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Haruto! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! — Ingrid
Camila M.
Malaysia · Jan 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues. Made staying connected effortless.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Camila! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – David 💜
Wei H.
Spain · Jan 2025
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Wei! Delighted the speeds worked well for you. Wishing you many more connected adventures! – James 💜
Giulia G.
Japan · Jan 2025
Super easy to set up before I flew out. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Giulia! So pleased it saved you from roaming bills. — Ken
Hana F.
Portugal · Jan 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Great experience overall.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Hana! Delighted the speeds worked well for you. Enjoy your journeys! – Diego, eSIM TopUp Support
Hana C.
Indonesia · Jan 2025
Great value compared to roaming charges. Setup instructions in the app were clear and simple.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Hana! Thrilled it made staying connected effortless. We're here whenever you travel again. — James, eSIM TopUp Support
Lea V.
Netherlands · Dec 2024
Decent speeds, though slower than I expected in a few spots. Speeds were solid for maps, messaging and browsing.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Lea. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Ingrid 💜
Sophia R.
India · Dec 2024
Super easy to set up before I flew out. The QR code arrived instantly by email. A must-have for international travel.
Priya
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sophia! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! – Priya, eSIM TopUp Support
Sri H.
United Kingdom · Dec 2024
Did the job without any drama in Japan & South Korea. Streaming and video calls worked without buffering.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Sri! Wonderful to hear it worked smoothly in Japan & South Korea. – Priya, eSIM TopUp Support
Elena M.
Japan · Dec 2024
Did the job without any drama. The QR code arrived instantly by email. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Elena! Great to know the setup was quick and easy. — Ken
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?