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
Sophia H.
Brazil · Feb 2025
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. A must-have for international travel.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Sophia! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! — Tom, eSIM TopUp Support
Thomas M.
Australia · Feb 2025
First time using an eSIM and it was painless. Coverage was strong even outside the city. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 year ago Cheers, Thomas! Love that you were online the moment you landed in Japan & South Korea. – Omar 💜
Fatima N.
Canada · Feb 2025
Did the job without any drama. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 1 year ago Cheers, Fatima! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! – Emma, eSIM TopUp Support
Lucas W.
Japan · Feb 2025
No more hunting for a SIM card kiosk on arrival. Customer support answered my question quickly. Would definitely buy again.
Omar
GotoeSIM Support
· 1 year ago Thank you so much, Lucas! So happy the Japan & South Korea eSIM kept you connected. – Omar, eSIM TopUp Support
Liam H.
Thailand · Feb 2025
Exactly what I needed for travelling in Japan & South Korea. Customer support answered my question quickly.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Liam! Wonderful to hear it worked smoothly in Japan & South Korea. – Yuki 💜
Diego P.
South Korea · Feb 2025
Connected the moment I landed. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 1 year ago Cheers, Diego! So pleased it saved you from roaming bills. — Laura
Linh W.
India · Feb 2025
Did the job without any drama. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Linh! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! – Omar 💜
Ananya N.
UAE · Feb 2025
Did the job without any drama in Japan & South Korea. Coverage was strong even outside the city. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Ananya! Great to know the setup was quick and easy. Come back anytime! — Omar, eSIM TopUp Support
Sarah M.
Malaysia · Feb 2025
Connected the moment I landed in Japan & South Korea. Customer support answered my question quickly.
Sara
GotoeSIM Support
· 1 year ago Really appreciate this, Sarah! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Sara 💜
Wei T.
Ireland · Feb 2025
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Wei! Thrilled it made staying connected effortless. Come back anytime! — Laura, eSIM TopUp Support
James G.
United States · Feb 2025
Connected the moment I landed in Japan & South Korea. Speeds were solid for maps, messaging and browsing.
Priya
GotoeSIM Support
· 1 year ago Cheers, James! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! — Priya, eSIM TopUp Support
Ethan K.
India · Feb 2025
Super easy to set up before I flew out in Japan & South Korea. Signal held up well on trains and in rural areas. Five stars from me.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Ethan! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. — Diego
Carlos F.
Sweden · Feb 2025
Super easy to set up before I flew out. The QR code arrived instantly by email. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago Really appreciate this, Carlos! Delighted the speeds worked well for you. – Tom, eSIM TopUp Support
Pablo W.
Spain · Feb 2025
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Pablo! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Sophie 💜
Nguyen B.
Mexico · Feb 2025
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Nguyen! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. — Anna, eSIM TopUp Support
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?