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
Mateo W.
Egypt · Nov 2024
Used this on my trip and it worked perfectly in Japan & South Korea. Customer support answered my question quickly. Made staying connected effortless.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Mateo! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – Ken, eSIM TopUp Support
Isabella S.
Ireland · Nov 2024
Installed in minutes by scanning the QR code in Japan & South Korea. Speeds were solid for maps, messaging and browsing.
Mark
GotoeSIM Support
· 1 year ago Thank you so much, Isabella! Love that you were online the moment you landed in Japan & South Korea. – Mark, eSIM TopUp Support
Carlos H.
Singapore · Nov 2024
First time using an eSIM and it was painless. Coverage was strong even outside the city. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Really appreciate this, Carlos! Great to know the setup was quick and easy. – Sara 💜
Max F.
United States · Nov 2024
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Made staying connected effortless.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Max! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! – Omar 💜
Max D.
Australia · Nov 2024
Bought it the night before my flight — smooth process in Japan & South Korea. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Max! Love that you were online the moment you landed in Japan & South Korea. — Diego, eSIM TopUp Support
Diego K.
Egypt · Nov 2024
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Telling my friends about this.
Omar
GotoeSIM Support
· 1 year ago Cheers, Diego! Great to know the setup was quick and easy. Come back anytime! – Omar, eSIM TopUp Support
Min-jun W.
Ireland · Nov 2024
Saved me a fortune on my holiday in Japan & South Korea. Signal held up well on trains and in rural areas. Telling my friends about this.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Min-jun! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Sophie 💜
Marco H.
UAE · Nov 2024
Great value compared to roaming charges in Japan & South Korea. Signal held up well on trains and in rural areas. A must-have for international travel.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Marco! So happy the Japan & South Korea eSIM kept you connected. — Omar
Giulia L.
Singapore · Nov 2024
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Giulia! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Priya 💜
Isabella P.
Sweden · Nov 2024
Saved me a fortune on my holiday in Japan & South Korea. I kept my normal number for calls while using this for data.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Isabella! Love that you were online the moment you landed in Japan & South Korea. — Sophie, eSIM TopUp Support
Hugo C.
Germany · Oct 2024
Bought it the night before my flight — smooth process in Japan & South Korea. Customer support answered my question quickly.
Sophie
GotoeSIM Support
· 1 year ago Cheers, Hugo! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Sophie, eSIM TopUp Support
Max M.
Brazil · Oct 2024
Did the job without any drama. Coverage was strong even outside the city. Would definitely buy again.
Laura
GotoeSIM Support
· 1 year ago Really appreciate this, Max! Delighted the speeds worked well for you. – Laura, eSIM TopUp Support
Grace B.
Canada · Oct 2024
Super easy to set up before I flew out. Data lasted the whole trip with room to spare. Five stars from me.
Emma
GotoeSIM Support
· 1 year ago Thank you for the kind words, Grace! Wonderful to hear it worked smoothly in Japan & South Korea. — Emma
Aisha M.
United States · Oct 2024
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 year ago Cheers, Aisha! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. – Ingrid 💜
Ryan W.
Italy · Oct 2024
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Made staying connected effortless.
Priya
GotoeSIM Support
· 1 year ago Thank you so much, Ryan! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! — Priya
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?