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
Ava T.
Germany · Nov 2024
First time using an eSIM and it was painless. Coverage was strong even outside the city. Great experience overall.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Ava! So happy the Japan & South Korea eSIM kept you connected. — Sara
Noah G.
Switzerland · Nov 2024
Bought it the night before my flight — smooth process in Japan & South Korea. The QR code arrived instantly by email. Will use GotoeSIM for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, Noah! So happy the Japan & South Korea eSIM kept you connected. – Sophie, GotoeSIM Support
Diego K.
Australia · Nov 2024
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Would definitely buy again.
Priya
GotoeSIM Support
· 1 year ago Thank you for the kind words, Diego! Wonderful to hear it worked smoothly in Japan & South Korea. – Priya 💜
Sophia S.
Indonesia · Nov 2024
Did the job without any drama in Japan & South Korea. Signal held up well on trains and in rural areas. Great experience overall.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sophia! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Sophie, GotoeSIM Support
Priya P.
Switzerland · Nov 2024
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Zero regrets.
David
GotoeSIM Support
· 1 year ago Thank you for the kind words, Priya! Love that you were online the moment you landed in Japan & South Korea. — David
Fatima K.
Canada · Nov 2024
Exactly what I needed for travelling. Activation was automatic when I arrived in Japan & South Korea. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 1 year ago Cheers, Fatima! Love that you were online the moment you landed in Japan & South Korea. — Laura
Liam N.
Portugal · Nov 2024
Did the job without any drama. Coverage was strong even outside the city. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Liam! Great to know the setup was quick and easy. We're here whenever you travel again. – Tom 💜
Omar B.
Mexico · Nov 2024
First time using an eSIM and it was painless in Japan & South Korea. Setup instructions in the app were clear and simple.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Omar! Thrilled it made staying connected effortless. Enjoy your journeys! — Emma
Linh S.
Poland · Nov 2024
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Five stars from me.
Anna
GotoeSIM Support
· 1 year ago Thanks for sharing, Linh! Wonderful to hear it worked smoothly in Japan & South Korea. — Anna
James T.
Egypt · Nov 2024
Exactly what I needed for travelling. Coverage was strong even outside the city.
David
GotoeSIM Support
· 1 year ago Really appreciate this, James! Love that you were online the moment you landed in Japan & South Korea. – David 💜
Pablo N.
Japan · Nov 2024
Saved me a fortune on my holiday in Japan & South Korea. The QR code arrived instantly by email.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Pablo! So happy the Japan & South Korea eSIM kept you connected. – Laura 💜
Beatriz F.
Japan · Oct 2024
Bought it the night before my flight — smooth process. Customer support answered my question quickly. Telling my friends about this.
Anna
GotoeSIM Support
· 1 year ago Really appreciate this, Beatriz! So happy the Japan & South Korea eSIM kept you connected. – Anna, GotoeSIM Support
Ava H.
Egypt · Oct 2024
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Ava! Great to know the setup was quick and easy. Enjoy your journeys! – Laura, GotoeSIM Support
Min-jun V.
United States · Oct 2024
Install took me two tries but was fine after that. Speeds were solid for maps, messaging and browsing.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Min-jun. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Reach us anytime at gotoesim.com/support if we can help. – Ingrid 💜
Haruto P.
Poland · Oct 2024
First time using an eSIM and it was painless. Topping up was straightforward when I needed more. Zero regrets.
Yuki
GotoeSIM Support
· 1 year ago Cheers, Haruto! Delighted the speeds worked well for you. — Yuki
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