China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 20GB 30Days · 20 GB · 30 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Nadia G.
Egypt · Mar 2025
Installed in minutes by scanning the QR code. Activation was automatic when I arrived. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago Thanks for sharing, Nadia! Great to know the setup was quick and easy. Enjoy your journeys! – Anna, GotoeSIM Support
Daniel N.
India · Mar 2025
Solid overall, just wish there was a bit more data for the price. Ran hotspot to my laptop with no issues.
Sara
GotoeSIM Support
· 1 year ago Thank you for taking the time, Daniel. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Any questions, our team is at gotoesim.com/support. – Sara, GotoeSIM Support
Mei D.
Egypt · Mar 2025
Did the job without any drama. Topping up was straightforward when I needed more. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Mei! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Ken
Lea T.
Singapore · Mar 2025
Saved me a fortune on my holiday in China mainland & Japan & South Korea. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 1 year ago Thank you so much, Lea! Thrilled it made staying connected effortless. Enjoy your journeys! — Sara, GotoeSIM Support
Diego F.
Germany · Mar 2025
Solid overall, just wish there was a bit more data for the price.
James
GotoeSIM Support
· 1 year ago Apologies for the trouble, Diego. That's not the experience we want for China mainland & Japan & South Korea. Reach our team at gotoesim.com/support so we can help right away. — James
Mohammed S.
Italy · Mar 2025
Connected the moment I landed. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Mohammed! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Grace, GotoeSIM Support
Camila K.
United Kingdom · Mar 2025
Super easy to set up before I flew out in China mainland & Japan & South Korea. Customer support answered my question quickly.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Camila! Love that you were online the moment you landed in China mainland & Japan & South Korea. – Emma 💜
Anna V.
South Korea · Mar 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing.
Priya
GotoeSIM Support
· 1 year ago Really appreciate this, Anna! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Come back anytime! – Priya, GotoeSIM Support
Lucas S.
South Korea · Feb 2025
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 1 year ago Thanks a lot, Lucas! So happy the China mainland & Japan & South Korea eSIM kept you connected. — Omar
Sofia V.
Japan · Feb 2025
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data. Made staying connected effortless.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Sofia! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Come back anytime! – Priya 💜
Omar F.
Philippines · Feb 2025
Decent speeds, though slower than I expected in a few spots.
Yuki
GotoeSIM Support
· 1 year ago Thank you for taking the time, 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. — Yuki
Pablo D.
Brazil · Feb 2025
Saved me a fortune on my holiday in China mainland & Japan & South Korea. Ran hotspot to my laptop with no issues.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Pablo! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Sara 💜
Arjun P.
Philippines · Feb 2025
Super easy to set up before I flew out. The QR code arrived instantly by email.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Arjun! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. — Sara
Emma T.
Poland · Feb 2025
First time using an eSIM and it was painless in China mainland & Japan & South Korea. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Emma! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Come back anytime! — Ken
Diego L.
Sweden · Feb 2025
Connected the moment I landed. Streaming and video calls worked without buffering.
Grace
GotoeSIM Support
· 1 year ago Cheers, Diego! Thrilled it made staying connected effortless. – Grace, GotoeSIM Support
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 20GB 30Days plan costs $37.50 for 20 GB over 30 days, paid once with no hidden fees.
How do I activate my China mainland & 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 China mainland & 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 China mainland & Japan & South Korea.
Comments & questions
Lucia T. · 2 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Lucia — no extra charges, it's all prepaid. – Emma, GotoeSIM Support
Pablo H. · 3 months ago
Does this work on an iPhone 13?
Absolutely, Pablo! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Laura, GotoeSIM Support
Aisha V. · 3 months ago
Is 5G supported or just 4G?
5G is available where covered, Aisha — you'll always get the best speed on offer. – James 💜
Lea H. · 5 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Lea, then it activates automatically on arrival. — Anna, GotoeSIM Support
Liam G. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Liam, you can top up the same eSIM anytime — no need to buy a new one. – Sara, GotoeSIM Support
Haruto W. · 6 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, Haruto. – Sophie, GotoeSIM Support
Omar L. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Omar, so buying early is totally fine. – Emma, GotoeSIM Support
Sven M. · 8 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Sven! Feel free to hotspot to your other devices. — James
Andre R. · 8 months ago
Great guide, the setup steps were really helpful.
Thanks Andre, that means a lot! Reach out anytime. — Priya
Daniel M. · 10 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Daniel — for multiple countries, check our regional plans. – Laura, GotoeSIM Support
Wei L. · 10 months ago
Thanks, installed with no problems on my Samsung.
Yes Wei, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Anna
Mohammed V. · 1 year ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Mohammed — within seconds of payment, by email and in your account. – Sophie 💜