Japan & South Korea eSIM — reviews & details
Japan & South Korea 10GB/Day · 10 GB/day · 1 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Katya H.
Canada · Jan 2026
Exactly what I needed for travelling. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Ingrid
GotoeSIM Support
· 6 months ago So glad to hear this, Katya! So happy the Japan & South Korea eSIM kept you connected. — Ingrid
Isabella C.
Malaysia · Jan 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Would definitely buy again.
Anna
GotoeSIM Support
· 6 months ago Cheers, Isabella! Thrilled it made staying connected effortless. — Anna, eSIM TopUp Support
Haruto R.
United Kingdom · Jan 2026
Connected the moment I landed. Data lasted the whole trip with room to spare. Five stars from me.
Ken
GotoeSIM Support
· 6 months ago So glad to hear this, Haruto! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Ken
Sophia N.
Switzerland · Jan 2026
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Diego
GotoeSIM Support
· 6 months ago Really appreciate this, Sophia! Wonderful to hear it worked smoothly in Japan & South Korea. – Diego, eSIM TopUp Support
Arjun R.
United States · Jan 2026
Installed in minutes by scanning the QR code in Japan & South Korea. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Omar
GotoeSIM Support
· 6 months ago Thanks a lot, Arjun! Thrilled it made staying connected effortless. — Omar, eSIM TopUp Support
Wei D.
Philippines · Jan 2026
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city.
Ingrid
GotoeSIM Support
· 6 months ago Thank you for the kind words, Wei! So pleased it saved you from roaming bills. – Ingrid, eSIM TopUp Support
Ryan H.
Canada · Jan 2026
Connected the moment I landed. Activation was automatic when I arrived. Would definitely buy again.
Emma
GotoeSIM Support
· 6 months ago Thanks for sharing, Ryan! So pleased it saved you from roaming bills. — Emma
Ethan W.
Egypt · Jan 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Zero regrets.
Anna
GotoeSIM Support
· 6 months ago Thanks for sharing, Ethan! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! – Anna 💜
Kenji V.
Indonesia · Jan 2026
Did the job without any drama. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 6 months ago So glad to hear this, Kenji! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Ken, eSIM TopUp Support
Andre F.
Turkey · Jan 2026
Exactly what I needed for travelling. Activation was automatic when I arrived. Exactly as described — no surprises.
David
GotoeSIM Support
· 6 months ago Thanks for sharing, Andre! Thrilled it made staying connected effortless. – David 💜
Ingrid C.
Netherlands · Jan 2026
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 7 months ago Thanks for sharing, Ingrid! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! — Ken, eSIM TopUp Support
Somchai F.
Philippines · Jan 2026
Exactly what I needed for travelling. Customer support answered my question quickly. Five stars from me.
Priya
GotoeSIM Support
· 7 months ago So glad to hear this, Somchai! Wonderful to hear it worked smoothly in Japan & South Korea. – Priya, eSIM TopUp Support
Andre S.
United Kingdom · Jan 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Great experience overall.
Yuki
GotoeSIM Support
· 7 months ago Thank you for the kind words, Andre! Delighted the speeds worked well for you. We're here whenever you travel again. – Yuki 💜
Linh H.
Egypt · Jan 2026
Installed in minutes by scanning the QR code in Japan & South Korea. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 7 months ago So glad to hear this, Linh! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! — Diego
Lucia H.
Philippines · Jan 2026
Exactly what I needed for travelling. Topping up was straightforward when I needed more. Made staying connected effortless.
Sara
GotoeSIM Support
· 7 months ago Thank you so much, Lucia! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Sara, eSIM TopUp Support
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 10GB/Day plan costs $14.18 for 10 GB/day over 1 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
Sven N. · 4 weeks ago
Which networks does this connect to?
Ryan W. · 2 months ago
Does the validity start on purchase or on first use?
Fatima G. · 3 months ago
Can I use this for hotspot/tethering?
James C. · 4 months ago
Do I need to install it before I travel or after I arrive?
Ji-woo H. · 6 months ago
Is 5G supported or just 4G?
Sven S. · 6 months ago
How long does the QR code take to arrive after payment?
Zoe G. · 7 months ago
Is roaming charged extra or is it all included?
Lea F. · 7 months ago
How do I check how much data I have left?
Omar P. · 9 months ago
Can I use it in nearby countries too?
Thomas M. · 10 months ago
Does this work on an iPhone 13?
Pablo B. · 1 year ago
Great guide, the setup steps were really helpful.
Mohammed N. · 1 year ago
Thanks, installed with no problems on my Samsung.