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
Marco N.
United States · Sep 2024
Super easy to set up before I flew out in Japan & South Korea. Streaming and video calls worked without buffering. Five stars from me.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! Love that you were online the moment you landed in Japan & South Korea. — Priya, eSIM TopUp Support
Min-jun D.
Thailand · Sep 2024
Saved me a fortune on my holiday. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Anna, eSIM TopUp Support
Min-jun V.
Japan · Sep 2024
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Great experience overall.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! — Sara
Ananya K.
India · Sep 2024
Installed in minutes by scanning the QR code. The QR code arrived instantly by email.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, Ananya! Great to know the setup was quick and easy. – 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 💜
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 💜
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
Noah R.
Saudi Arabia · Aug 2024
Used this on my trip and it worked perfectly in Japan & South Korea. Coverage was strong even outside the city. Telling my friends about this.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Noah! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Emma 💜
Hana V.
South Korea · Aug 2024
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Five stars from me.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Hana! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! — Ingrid
Louis B.
Saudi Arabia · Aug 2024
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Five stars from me.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Louis! So pleased it saved you from roaming bills. We're here whenever you travel again. – Anna 💜
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?