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
Omar W.
France · Jan 2025
Worked fine but took a little while to connect at first.
Anna
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Omar. 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
Ji-woo M.
South Korea · Jan 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Speeds were solid for maps, messaging and browsing.
James
GotoeSIM Support
· 1 year ago Thanks a lot, Ji-woo! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — James
Diego N.
Egypt · Jan 2025
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Five stars from me.
Mark
GotoeSIM Support
· 1 year ago Thanks a lot, Diego! Delighted the speeds worked well for you. Enjoy your journeys! – Mark 💜
Thomas C.
Netherlands · Jan 2025
Bought it the night before my flight — smooth process. Ran hotspot to my laptop with no issues. A must-have for international travel.
Grace
GotoeSIM Support
· 1 year ago Thank you for the kind words, Thomas! So pleased it saved you from roaming bills. — Grace, GotoeSIM Support
Haruto H.
Switzerland · Jan 2025
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Five stars from me.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Haruto! Love that you were online the moment you landed in Japan & South Korea. – Yuki 💜
Lucas V.
Canada · Jan 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived in Japan & South Korea. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Lucas! Love that you were online the moment you landed in Japan & South Korea. — Ken
Ethan R.
Netherlands · Jan 2025
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Ethan! Delighted the speeds worked well for you. Come back anytime! – Emma 💜
Min-jun H.
Italy · Jan 2025
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! So happy the Japan & South Korea eSIM kept you connected. – Laura 💜
Lucas V.
Canada · Jan 2025
Great value compared to roaming charges. Streaming and video calls worked without buffering. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago Really appreciate this, Lucas! Great to know the setup was quick and easy. Come back anytime! — Laura, GotoeSIM Support
Ingrid S.
Poland · Jan 2025
Great value compared to roaming charges. I kept my normal number for calls while using this for data. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ingrid! Thrilled it made staying connected effortless. We're here whenever you travel again. – Yuki 💜
Lea P.
United Kingdom · Jan 2025
Decent speeds, though slower than I expected in a few spots.
Grace
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Lea. 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. — Grace, GotoeSIM Support
Nguyen C.
Saudi Arabia · Jan 2025
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Nguyen! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Grace, GotoeSIM Support
Ananya G.
United States · Jan 2025
Worked fine but took a little while to connect at first.
Ken
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Ananya. 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. — Ken
Fatima L.
Spain · Jan 2025
Connected the moment I landed. Coverage was strong even outside the city. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Fatima! Great to know the setup was quick and easy. – Ken 💜
Marco D.
Switzerland · Dec 2024
Solid overall, just wish there was a bit more data for the price.
David
GotoeSIM Support
· 1 year ago So sorry to hear this, Marco. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — David, 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