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
Mei B.
Malaysia · Oct 2024
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Mei! Great to know the setup was quick and easy. Enjoy your journeys! — Tom, eSIM TopUp Support
Katya N.
France · Oct 2024
Connected the moment I landed in Japan & South Korea. Coverage was strong even outside the city.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Katya! So happy the Japan & South Korea eSIM kept you connected. – Ingrid, eSIM TopUp Support
Priya K.
Vietnam · Oct 2024
Exactly what I needed for travelling in Japan & South Korea. The QR code arrived instantly by email.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Priya! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – David, eSIM TopUp Support
Sri S.
Egypt · Oct 2024
First time using an eSIM and it was painless. Activation was automatic when I arrived.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Sri! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. – Omar 💜
Somchai T.
United States · Oct 2024
Installed in minutes by scanning the QR code in Japan & South Korea. Setup instructions in the app were clear and simple. Will use eSIM TopUp for my next trip for sure.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Somchai! Thrilled it made staying connected effortless. Enjoy your journeys! – Grace, eSIM TopUp Support
Ava W.
Japan · Sep 2024
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering. A must-have for international travel.
Mark
GotoeSIM Support
· 1 year ago Thanks a lot, Ava! Delighted the speeds worked well for you. We're here whenever you travel again. – Mark, eSIM TopUp Support
Mei F.
Italy · Sep 2024
Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing.
Anna
GotoeSIM Support
· 1 year ago Thanks a lot, Mei! Great to know the setup was quick and easy. Come back anytime! — Anna, eSIM TopUp Support
Priya N.
Sweden · Sep 2024
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Priya! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Grace 💜
Nguyen L.
United States · Sep 2024
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago So glad to hear this, Nguyen! Great to know the setup was quick and easy. – Sophie, eSIM TopUp Support
Lucas W.
Portugal · Sep 2024
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Telling my friends about this.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Lucas! Delighted the speeds worked well for you. Wishing you many more connected adventures! — James, eSIM TopUp Support
Arjun G.
Canada · Sep 2024
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago Cheers, Arjun! Thrilled it made staying connected effortless. Come back anytime! – Yuki, eSIM TopUp Support
Ava L.
United Kingdom · Sep 2024
Used this on my trip and it worked perfectly. Signal held up well on trains and in rural areas. Five stars from me.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Ava! So pleased it saved you from roaming bills. Come back anytime! – Sophie, eSIM TopUp Support
James K.
Poland · Sep 2024
Super easy to set up before I flew out in Japan & South Korea. Data lasted the whole trip with room to spare.
Anna
GotoeSIM Support
· 1 year ago Thanks for sharing, James! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Anna 💜
Kenji V.
Philippines · Sep 2024
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Kenji! So happy the Japan & South Korea eSIM kept you connected. – Yuki 💜
Liam K.
Switzerland · Sep 2024
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Liam! Great to know the setup was quick and easy. Come back anytime! – Grace 💜
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?