Japan & South Korea eSIM — reviews & details
Japan & South Korea 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea LG Uplus 5G SKTelecom 5G
Traveller reviews
Ethan V.
Egypt · Feb 2025
Did the job without any drama. The QR code arrived instantly by email. Great experience overall.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Ethan! Love that you were online the moment you landed in Japan & South Korea. Come back anytime! – Ken 💜
Sven H.
Philippines · Feb 2025
First time using an eSIM and it was painless in Japan & South Korea. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
James
GotoeSIM Support
· 1 year ago Cheers, Sven! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – James 💜
Diego V.
Netherlands · Feb 2025
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Great experience overall.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Diego! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Emma
Wei V.
Turkey · Feb 2025
Super easy to set up before I flew out. Activation was automatic when I arrived. Great experience overall.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Wei! Delighted the speeds worked well for you. We're here whenever you travel again. – James 💜
James C.
Singapore · Feb 2025
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, James! Great to know the setup was quick and easy. Enjoy your journeys! – Emma 💜
Louis D.
Thailand · Feb 2025
Installed in minutes by scanning the QR code in Japan & South Korea. Streaming and video calls worked without buffering. Five stars from me.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Louis! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! — Mark
Mei R.
Japan · Feb 2025
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Mei! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Priya 💜
Budi L.
Malaysia · Feb 2025
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Tom
Elena F.
Portugal · Feb 2025
Super easy to set up before I flew out. Activation was automatic when I arrived in Japan & South Korea.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Elena! Delighted the speeds worked well for you. Enjoy your journeys! — Sophie
Elena C.
Japan · Feb 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues. Made staying connected effortless.
Sophie
GotoeSIM Support
· 1 year ago Cheers, Elena! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Sophie 💜
Hana W.
Thailand · Feb 2025
Exactly what I needed for travelling in Japan & South Korea. Topping up was straightforward when I needed more. Will use GotoeSIM for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for the kind words, Hana! So happy the Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Ingrid, GotoeSIM Support
Omar H.
Poland · Feb 2025
Bought it the night before my flight — smooth process. Customer support answered my question quickly. Will use GotoeSIM for my next trip for sure.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Omar! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Diego, GotoeSIM Support
Lea F.
Malaysia · Feb 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Five stars from me.
David
GotoeSIM Support
· 1 year ago Cheers, Lea! Delighted the speeds worked well for you. Wishing you many more connected adventures! – David, GotoeSIM Support
Aisha V.
Poland · Feb 2025
Super easy to set up before I flew out. Activation was automatic when I arrived.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Aisha! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Omar
Pablo B.
India · Feb 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas.
Omar
GotoeSIM Support
· 1 year ago Thank you so much, Pablo! Thrilled it made staying connected effortless. We're here whenever you travel again. – Omar, GotoeSIM Support
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 3GB 30Days plan costs $6.08 for 3 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 GotoeSIM 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
Diego B. · 4 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Diego — it switches on when you land. — Sophie, GotoeSIM Support
Grace K. · 7 months ago
How long does the QR code take to arrive after payment?
It's immediate, Grace! The QR code is delivered the moment your payment goes through. – Ingrid 💜
Ava H. · 8 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Ava. — Grace, GotoeSIM Support
Nguyen P. · 8 months ago
Can I use it in nearby countries too?
For nearby countries, Nguyen, a regional plan may suit you better — happy to help you pick. – Omar, GotoeSIM Support
Nguyen D. · 9 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Nguyen, on 4G/5G where available. – Anna, GotoeSIM Support
Anna L. · 9 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Anna — no extra charges, it's all prepaid. — Laura
Noah V. · 10 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Noah! Add it via SIM manager and you're set. — Priya
Aisha H. · 10 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Aisha, you can top up the same eSIM anytime — no need to buy a new one. — Emma
Giulia B. · 10 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Giulia! The eSIM just handles data. — Sara
Somchai H. · 11 months ago
Great guide, the setup steps were really helpful.
Thanks Somchai, that means a lot! Reach out anytime. – James, GotoeSIM Support
Lea R. · 1 year ago
Is 5G supported or just 4G?
5G is available where covered, Lea — you'll always get the best speed on offer. — Mark, GotoeSIM Support
Carlos G. · 1 year ago
Does this work on an iPhone 13?
Absolutely, Carlos! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Ken, GotoeSIM Support