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
Aisha S.
Ireland · Dec 2024
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Aisha! Wonderful to hear it worked smoothly in Japan & South Korea. — Ken
Sri T.
Australia · Dec 2024
Solid overall, just wish there was a bit more data for the price.
Diego
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Sri. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Diego
Camila B.
Sweden · Dec 2024
Used this on my trip and it worked perfectly in Japan & South Korea. Streaming and video calls worked without buffering. Would definitely buy again.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Camila! Great to know the setup was quick and easy. Enjoy your journeys! – Ken, eSIM TopUp Support
Ryan W.
Australia · Dec 2024
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Ryan! Great to know the setup was quick and easy. We're here whenever you travel again. – Priya, eSIM TopUp Support
Hana T.
New Zealand · Dec 2024
Saved me a fortune on my holiday. Streaming and video calls worked without buffering.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Hana! Thrilled it made staying connected effortless. — Ken, eSIM TopUp Support
Nguyen R.
United States · Dec 2024
Great value compared to roaming charges. Customer support answered my question quickly.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Nguyen! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Omar 💜
Hana N.
Vietnam · Dec 2024
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Zero regrets.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Hana! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – James 💜
Ji-woo M.
UAE · Dec 2024
Great value compared to roaming charges. Topping up was straightforward when I needed more. Highly recommend for any traveller.
Ken
GotoeSIM Support
· 1 year ago Cheers, Ji-woo! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Ken, eSIM TopUp Support
Louis V.
Australia · Dec 2024
Saved me a fortune on my holiday. Coverage was strong even outside the city. Made staying connected effortless.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Louis! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! – David, eSIM TopUp Support
Mohammed N.
Philippines · Nov 2024
First time using an eSIM and it was painless in Japan & South Korea. Customer support answered my question quickly. Telling my friends about this.
David
GotoeSIM Support
· 1 year ago Thanks for sharing, Mohammed! So happy the Japan & South Korea eSIM kept you connected. – David 💜
Somchai L.
Egypt · Nov 2024
Exactly what I needed for travelling. The QR code arrived instantly by email. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Somchai! Delighted the speeds worked well for you. We're here whenever you travel again. — Ken
Katya D.
Vietnam · Nov 2024
Honestly better than buying a local SIM at the airport in Japan & South Korea. The QR code arrived instantly by email.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Katya! So pleased it saved you from roaming bills. We're here whenever you travel again. – Tom, eSIM TopUp Support
Camila T.
Italy · Nov 2024
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Five stars from me.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Camila! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – Sara 💜
Sofia B.
Egypt · Nov 2024
Good coverage in the city, a bit patchy in remote areas.
Yuki
GotoeSIM Support
· 1 year ago Thank you for taking the time, Sofia. We're constantly optimising speeds and coverage across Japan & South Korea. Reach us anytime at esimtopup.io/support if we can help. – Yuki 💜
Olivia V.
Indonesia · Nov 2024
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Olivia! Love that you were online the moment you landed in Japan & South Korea. — Sara
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?