Japan & South Korea eSIM — reviews & details
Japan & South Korea 10GB 30days · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Zoe F.
Turkey · Sep 2024
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Zoe! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Sophie
Diego K.
Egypt · Sep 2024
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Telling my friends about this.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Diego! So happy the Japan & South Korea eSIM kept you connected. – Ingrid 💜
Min-jun K.
Philippines · Sep 2024
First time using an eSIM and it was painless. Speeds were solid for maps, messaging and browsing.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Min-jun! Great to know the setup was quick and easy. – Omar 💜
Emma V.
Vietnam · Sep 2024
Super easy to set up before I flew out. The QR code arrived instantly by email. Made staying connected effortless.
Laura
GotoeSIM Support
· 1 year ago Thanks for sharing, Emma! Great to know the setup was quick and easy. Enjoy your journeys! — Laura, eSIM TopUp Support
Carlos N.
France · Sep 2024
Exactly what I needed for travelling. I kept my normal number for calls while using this for data. Would definitely buy again.
Anna
GotoeSIM Support
· 1 year ago Thanks for sharing, Carlos! Great to know the setup was quick and easy. – Anna 💜
Kenji V.
Portugal · Sep 2024
Used this on my trip and it worked perfectly in Japan & South Korea. Coverage was strong even outside the city. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 1 year ago Thank you so much, Kenji! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! — Emma, eSIM TopUp Support
Zoe M.
Singapore · Sep 2024
Great value compared to roaming charges. Coverage was strong even outside the city.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – James 💜
Nadia T.
Australia · Sep 2024
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Nadia! So happy the Japan & South Korea eSIM kept you connected. — Grace, eSIM TopUp Support
Hana K.
Portugal · Sep 2024
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 year ago So glad to hear this, Hana! Delighted the speeds worked well for you. — David
Elena T.
Mexico · Aug 2024
Good coverage in the city, a bit patchy in remote areas.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Elena. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Ingrid 💜
Camila N.
Vietnam · Aug 2024
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 year ago Thanks for sharing, Camila! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — David
Nadia V.
India · Aug 2024
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Nadia! Great to know the setup was quick and easy. Come back anytime! — Emma, eSIM TopUp Support
Haruto C.
Poland · Aug 2024
Did the job without any drama. Data lasted the whole trip with room to spare. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Haruto! So pleased it saved you from roaming bills. Come back anytime! — Diego, eSIM TopUp Support
Ananya T.
Canada · Aug 2024
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Ananya! So pleased it saved you from roaming bills. — Sophie
Mateo P.
France · Aug 2024
First time using an eSIM and it was painless in Japan & South Korea. Setup instructions in the app were clear and simple.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Mateo! So happy the Japan & South Korea eSIM kept you connected. — Ken
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 10GB 30days plan costs $19.20 for 10 GB over 30 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
Lea T. · 4 weeks ago
Can I top up the same eSIM instead of buying a new one?
Mohammed H. · 1 month ago
How long does the QR code take to arrive after payment?
Ji-woo R. · 3 months ago
Is roaming charged extra or is it all included?
Budi C. · 3 months ago
Can I use this for hotspot/tethering?
Arjun S. · 4 months ago
Does the validity start on purchase or on first use?
Sven R. · 5 months ago
Which networks does this connect to?
Sarah D. · 7 months ago
Can I use it in nearby countries too?
Mei B. · 7 months ago
Thanks, installed with no problems on my Samsung.
Wei T. · 7 months ago
Is 5G supported or just 4G?
Wei D. · 9 months ago
How do I check how much data I have left?
Isabella H. · 9 months ago
Great guide, the setup steps were really helpful.
Fatima K. · 1 year ago
Does this work on an iPhone 13?