Japan & South Korea eSIM — reviews & details
Japan & South Korea 1GB/Day · 1 GB/day · 1 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Lea D.
Singapore · Dec 2024
Great value compared to roaming charges. The QR code arrived instantly by email.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Lea! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — James
Ingrid F.
Turkey · Dec 2024
Connected the moment I landed. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 1 year ago So glad to hear this, Ingrid! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Sophie, eSIM TopUp Support
Ava H.
Indonesia · Dec 2024
First time using an eSIM and it was painless in Japan & South Korea. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
David
GotoeSIM Support
· 1 year ago Cheers, Ava! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! – David, eSIM TopUp Support
Budi S.
Switzerland · Dec 2024
Did the job without any drama. Ran hotspot to my laptop with no issues. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! Great to know the setup was quick and easy. — Laura, eSIM TopUp Support
Hugo B.
South Korea · Dec 2024
Did the job without any drama. Topping up was straightforward when I needed more. Great experience overall.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Hugo! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Priya, eSIM TopUp Support
Nguyen G.
Switzerland · Dec 2024
Install took me two tries but was fine after that. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 1 year ago Apologies for the trouble, Nguyen. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Yuki, eSIM TopUp Support
Diego B.
Germany · Dec 2024
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Would definitely buy again.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Diego! Wonderful to hear it worked smoothly in Japan & South Korea. – Omar, eSIM TopUp Support
Wei D.
Netherlands · Dec 2024
Saved me a fortune on my holiday in Japan & South Korea. Speeds were solid for maps, messaging and browsing.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Wei! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! — Priya, eSIM TopUp Support
Fatima B.
Mexico · Dec 2024
Great value compared to roaming charges. Streaming and video calls worked without buffering. Made staying connected effortless.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Fatima! Delighted the speeds worked well for you. We're here whenever you travel again. – Yuki, eSIM TopUp Support
Sarah T.
Vietnam · Dec 2024
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas.
Ken
GotoeSIM Support
· 1 year ago Really appreciate this, Sarah! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Omar W.
India · Dec 2024
Worked fine but took a little while to connect at first.
David
GotoeSIM Support
· 1 year ago So sorry to hear this, Omar. That's not the experience we want for Japan & South Korea. Reach our team at esimtopup.io/support so we can help right away. – David 💜
Ji-woo W.
Philippines · Dec 2024
Install took me two tries but was fine after that. Setup instructions in the app were clear and simple.
Emma
GotoeSIM Support
· 1 year ago Thank you for taking the time, Ji-woo. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Emma, eSIM TopUp Support
Viktor T.
Ireland · Dec 2024
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago Thanks for sharing, Viktor! So happy the Japan & South Korea eSIM kept you connected. – Laura 💜
Andre B.
Germany · Dec 2024
Decent speeds, though slower than I expected in a few spots.
David
GotoeSIM Support
· 1 year ago Thank you for taking the time, Andre. We're constantly optimising speeds and coverage across Japan & South Korea. Any questions, our team is at esimtopup.io/support. — David
Noah N.
United Kingdom · Dec 2024
Did the job without any drama. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Noah! Thrilled it made staying connected effortless. We're here whenever you travel again. — Ken
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 1GB/Day plan costs $2.03 for 1 GB/day over 1 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 eSIM TopUp 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
Marco K. · 1 week ago
How long does the QR code take to arrive after payment?
Beatriz S. · 1 month ago
Does this work on an iPhone 13?
Budi D. · 3 months ago
Will this keep my WhatsApp active with my home number?
Lucas P. · 4 months ago
Is 5G supported or just 4G?
Grace B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Liam L. · 6 months ago
Does the validity start on purchase or on first use?
Beatriz V. · 8 months ago
Which networks does this connect to?
Haruto G. · 9 months ago
Is roaming charged extra or is it all included?
Ryan N. · 9 months ago
Can I use it in nearby countries too?
Ava B. · 10 months ago
Do I need to install it before I travel or after I arrive?
Camila P. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Sofia B. · 11 months ago
Can I use this for hotspot/tethering?