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 Uplus 5G SKTelecom 5G
Traveller reviews
Isabella W.
Spain · Feb 2025
Super easy to set up before I flew out. Activation was automatic when I arrived. Exactly as described — no surprises.
Sara
GotoeSIM Support
· 1 year ago Really appreciate this, Isabella! So pleased it saved you from roaming bills. Come back anytime! — Sara
Ravi D.
France · Feb 2025
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – James, GotoeSIM Support
Sven C.
Mexico · Feb 2025
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sven! So happy the Japan & South Korea eSIM kept you connected. – Yuki, GotoeSIM Support
Liam P.
Spain · Feb 2025
Saved me a fortune on my holiday. Coverage was strong even outside the city.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Liam! So pleased it saved you from roaming bills. — Tom
Priya T.
United States · Feb 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues. Telling my friends about this.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Priya! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Priya 💜
Sofia F.
Germany · Feb 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Would definitely buy again.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Sofia! Thrilled it made staying connected effortless. — Sara, GotoeSIM Support
Nadia R.
Italy · Feb 2025
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Nadia. Good to hear it did the job, and we're working to make it even better. Reach us anytime at gotoesim.com/support if we can help. — Laura, GotoeSIM Support
Elena R.
Ireland · Feb 2025
Super easy to set up before I flew out. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 1 year ago Cheers, Elena! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Ingrid, GotoeSIM Support
Daniel S.
Egypt · Feb 2025
Connected the moment I landed. Activation was automatic when I arrived. Would definitely buy again.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Daniel! So happy the Japan & South Korea eSIM kept you connected. – Grace, GotoeSIM Support
Chloe R.
Ireland · Feb 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Chloe! Thrilled it made staying connected effortless. Enjoy your journeys! – Laura 💜
Mateo K.
South Korea · Feb 2025
Great value compared to roaming charges. Activation was automatic when I arrived in Japan & South Korea. A must-have for international travel.
Omar
GotoeSIM Support
· 1 year ago Cheers, Mateo! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Omar, GotoeSIM Support
Ryan V.
Poland · Feb 2025
Did the job without any drama. Topping up was straightforward when I needed more. Great experience overall.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Ryan! Thrilled it made staying connected effortless. We're here whenever you travel again. – Omar 💜
Katya H.
Spain · Feb 2025
Good coverage in the city, a bit patchy in remote areas.
James
GotoeSIM Support
· 1 year ago We're really sorry, Katya. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. — James
Ingrid D.
Vietnam · Feb 2025
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Would definitely buy again.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Ingrid! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Sophie, GotoeSIM Support
Noah G.
Spain · Feb 2025
Did the job without any drama. Coverage was strong even outside the city. Would definitely buy again.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Noah! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Ken, GotoeSIM Support
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