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
Andre L.
Egypt · Jul 2025
No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple. Telling my friends about this.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Andre! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Tom
Sri S.
Brazil · Jul 2025
Great value compared to roaming charges. The QR code arrived instantly by email. Highly recommend for any traveller.
Emma
GotoeSIM Support
· 1 year ago Cheers, Sri! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Emma 💜
Ravi P.
Germany · Jul 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Telling my friends about this.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Ravi! So pleased it saved you from roaming bills. — Ken, eSIM TopUp Support
Somchai S.
Ireland · Jul 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Somchai! So pleased it saved you from roaming bills. We're here whenever you travel again. — David, eSIM TopUp Support
Min-jun F.
Sweden · Jul 2025
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues.
David
GotoeSIM Support
· 1 year ago Thank you for the kind words, Min-jun! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — David, eSIM TopUp Support
Beatriz R.
Mexico · Jul 2025
Installed in minutes by scanning the QR code. The QR code arrived instantly by email. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago Cheers, Beatriz! So pleased it saved you from roaming bills. Enjoy your journeys! — Omar
Max H.
Vietnam · Jul 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived in Japan & South Korea. Highly recommend for any traveller.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Max! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Diego 💜
Anna H.
Saudi Arabia · Jun 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Anna! Wonderful to hear it worked smoothly in Japan & South Korea. — James, eSIM TopUp Support
Ethan B.
Singapore · Jun 2025
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Zero regrets.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ethan! Great to know the setup was quick and easy. Enjoy your journeys! – Ingrid, eSIM TopUp Support
Aisha B.
United Kingdom · Jun 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Aisha! Wonderful to hear it worked smoothly in Japan & South Korea. — Yuki, eSIM TopUp Support
Daniel R.
Singapore · Jun 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Daniel! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Yuki, eSIM TopUp Support
Beatriz B.
Poland · Jun 2025
Honestly better than buying a local SIM at the airport in Japan & South Korea. Streaming and video calls worked without buffering. Great experience overall.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Beatriz! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Priya, eSIM TopUp Support
Thomas H.
Thailand · Jun 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
James
GotoeSIM Support
· 1 year ago Thank you so much, Thomas! Great to know the setup was quick and easy. — James
Daniel F.
UAE · Jun 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data.
Laura
GotoeSIM Support
· 1 year ago Thank you for the kind words, Daniel! So pleased it saved you from roaming bills. – Laura 💜
Daniel F.
United States · Jun 2025
Used this on my trip and it worked perfectly in Japan & South Korea. Customer support answered my question quickly. Five stars from me.
Emma
GotoeSIM Support
· 1 year ago Thank you for the kind words, Daniel! So happy the Japan & South Korea eSIM kept you connected. – Emma 💜
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?