Japan & South Korea eSIM — reviews & details
Japan & South Korea 1GB 7Days · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea LG U+ 5G SKTelecom 5G
Traveller reviews
Sri R.
Poland · Dec 2024
First time using an eSIM and it was painless. Activation was automatic when I arrived. Telling my friends about this.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Sri! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Ken 💜
Aisha N.
Switzerland · Dec 2024
Worked fine but took a little while to connect at first. I kept my normal number for calls while using this for data.
Emma
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Aisha. We're constantly optimising speeds and coverage across Japan & South Korea. Any questions, our team is at gotoesim.com/support. – Emma 💜
Ava L.
Vietnam · Dec 2024
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Made staying connected effortless.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ava! So pleased it saved you from roaming bills. – Sara 💜
Mateo R.
Turkey · Dec 2024
Solid overall, just wish there was a bit more data for the price. Streaming and video calls worked without buffering.
Ingrid
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Mateo. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at gotoesim.com/support. – Ingrid, GotoeSIM Support
Ethan S.
Spain · Dec 2024
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Cheers, Ethan! Love that you were online the moment you landed in Japan & South Korea. – Emma 💜
Omar F.
Brazil · Dec 2024
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Omar! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. – Diego 💜
Grace C.
France · Dec 2024
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Emma
GotoeSIM Support
· 1 year ago Thank you so much, Grace! Delighted the speeds worked well for you. – Emma, GotoeSIM Support
Ryan T.
Netherlands · Dec 2024
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ryan! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Yuki
Priya L.
Australia · Dec 2024
First time using an eSIM and it was painless in Japan & South Korea. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Priya! Wonderful to hear it worked smoothly in Japan & South Korea. — Diego, GotoeSIM Support
Ananya F.
Indonesia · Dec 2024
Bought it the night before my flight — smooth process. Activation was automatic when I arrived in Japan & South Korea. Zero regrets.
Emma
GotoeSIM Support
· 1 year ago Thanks for sharing, Ananya! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! – Emma, GotoeSIM Support
Noah F.
France · Dec 2024
Bought it the night before my flight — smooth process. The QR code arrived instantly by email.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Noah! So pleased it saved you from roaming bills. Enjoy your journeys! – Sophie, GotoeSIM Support
Haruto B.
Mexico · Dec 2024
Good coverage in the city, a bit patchy in remote areas. Streaming and video calls worked without buffering.
Anna
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Haruto. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at gotoesim.com/support. — Anna, GotoeSIM Support
Grace D.
Netherlands · Dec 2024
Did the job without any drama. Streaming and video calls worked without buffering.
Tom
GotoeSIM Support
· 1 year ago Cheers, Grace! Delighted the speeds worked well for you. — Tom, GotoeSIM Support
Thomas P.
Thailand · Dec 2024
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Great experience overall.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Thomas! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Ken
Diego F.
India · Dec 2024
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Will use GotoeSIM for my next trip for sure.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Diego! Thrilled it made staying connected effortless. Come back anytime! – Priya 💜
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 1GB 7Days plan costs $2.03 for 1 GB over 7 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
Carlos P. · 2 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Carlos, you can top up the same eSIM anytime — no need to buy a new one. — Sara, GotoeSIM Support
Hana V. · 4 months ago
Is 5G supported or just 4G?
Yes Hana, 5G is supported where the local network offers it, otherwise fast 4G. – Laura, GotoeSIM Support
Aisha N. · 5 months ago
Is roaming charged extra or is it all included?
No surprise fees, Aisha! Roaming is part of the plan and never billed separately. — Mark
Louis G. · 5 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Louis — within seconds of payment, by email and in your account. – Grace, GotoeSIM Support
Wei L. · 5 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Wei — it switches on when you land. — Priya
Priya R. · 8 months ago
Can I use it in nearby countries too?
For nearby countries, Priya, a regional plan may suit you better — happy to help you pick. — Ken, GotoeSIM Support
Lucia P. · 9 months ago
Does this work on an iPhone 13?
Yes Lucia, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Omar 💜
Lucas D. · 9 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, Lucas. – Ingrid, GotoeSIM Support
Katya C. · 10 months ago
Which networks does this connect to?
You'll be on top local networks, Katya — full details are on the plan page under Coverage. – Tom 💜
Somchai B. · 11 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Somchai! Add it via SIM manager and you're set. – Yuki, GotoeSIM Support
Yuki P. · 11 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Yuki, so buying early is totally fine. — Sophie, GotoeSIM Support
Priya S. · 1 year ago
Will this keep my WhatsApp active with my home number?
Yes Priya, WhatsApp keeps working with your home number — the eSIM only carries data. — James, GotoeSIM Support