Japan & South Korea eSIM — reviews & details
Japan & South Korea 10GB 30days · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Sri N.
Italy · Oct 2024
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 year ago Cheers, Sri! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! — Mark, eSIM TopUp Support
Diego C.
Indonesia · Oct 2024
Great value compared to roaming charges in Japan & South Korea. Setup instructions in the app were clear and simple.
James
GotoeSIM Support
· 1 year ago Thank you so much, Diego! Love that you were online the moment you landed in Japan & South Korea. – James 💜
Wei K.
Turkey · Oct 2024
Did the job without any drama. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Wei! Love that you were online the moment you landed in Japan & South Korea. – Grace, eSIM TopUp Support
Olivia K.
Portugal · Oct 2024
Super easy to set up before I flew out. The QR code arrived instantly by email. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Cheers, Olivia! Delighted the speeds worked well for you. Enjoy your journeys! – Sara 💜
Wei W.
Mexico · Oct 2024
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Sara
GotoeSIM Support
· 1 year ago Thank you so much, Wei! Delighted the speeds worked well for you. Enjoy your journeys! – Sara, eSIM TopUp Support
Ava W.
New Zealand · Oct 2024
Great value compared to roaming charges in Japan & South Korea. Speeds were solid for maps, messaging and browsing. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago Cheers, Ava! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Ken
Haruto M.
Mexico · Oct 2024
First time using an eSIM and it was painless. Customer support answered my question quickly.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Haruto! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Yuki, eSIM TopUp Support
Andre N.
Sweden · Oct 2024
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Great experience overall.
Laura
GotoeSIM Support
· 1 year ago Cheers, Andre! Thrilled it made staying connected effortless. – Laura 💜
Sarah R.
Saudi Arabia · Oct 2024
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Telling my friends about this.
Ingrid
GotoeSIM Support
· 1 year ago Thanks a lot, Sarah! So pleased it saved you from roaming bills. Come back anytime! — Ingrid
Priya D.
Spain · Oct 2024
First time using an eSIM and it was painless. Activation was automatic when I arrived. A must-have for international travel.
David
GotoeSIM Support
· 1 year ago Really appreciate this, Priya! So pleased it saved you from roaming bills. Come back anytime! — David, eSIM TopUp Support
Giulia B.
New Zealand · Oct 2024
Installed in minutes by scanning the QR code in Japan & South Korea. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Giulia! Great to know the setup was quick and easy. — Yuki
Lucia N.
Malaysia · Oct 2024
Super easy to set up before I flew out. Streaming and video calls worked without buffering.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Lucia! So pleased it saved you from roaming bills. We're here whenever you travel again. — Mark, eSIM TopUp Support
Haruto H.
Germany · Oct 2024
Connected the moment I landed. I kept my normal number for calls while using this for data. Great experience overall.
Anna
GotoeSIM Support
· 1 year ago Thanks a lot, Haruto! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! – Anna 💜
Arjun B.
Portugal · Oct 2024
First time using an eSIM and it was painless in Japan & South Korea. I kept my normal number for calls while using this for data.
Diego
GotoeSIM Support
· 1 year ago Thanks for sharing, Arjun! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Diego, eSIM TopUp Support
Louis H.
South Korea · Oct 2024
Did the job without any drama in Japan & South Korea. Data lasted the whole trip with room to spare.
Anna
GotoeSIM Support
· 1 year ago Cheers, Louis! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. – Anna 💜
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 10GB 30days plan costs $19.20 for 10 GB over 30 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
Lea T. · 4 weeks ago
Can I top up the same eSIM instead of buying a new one?
Mohammed H. · 1 month ago
How long does the QR code take to arrive after payment?
Ji-woo R. · 3 months ago
Is roaming charged extra or is it all included?
Budi C. · 3 months ago
Can I use this for hotspot/tethering?
Arjun S. · 4 months ago
Does the validity start on purchase or on first use?
Sven R. · 5 months ago
Which networks does this connect to?
Sarah D. · 7 months ago
Can I use it in nearby countries too?
Mei B. · 7 months ago
Thanks, installed with no problems on my Samsung.
Wei T. · 7 months ago
Is 5G supported or just 4G?
Wei D. · 9 months ago
How do I check how much data I have left?
Isabella H. · 9 months ago
Great guide, the setup steps were really helpful.
Fatima K. · 1 year ago
Does this work on an iPhone 13?