China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 2GB/Day · 2 GB/day · 1 days
143 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Daniel G.
Ireland · Jul 2026
Good coverage in the city, a bit patchy in remote areas. Coverage was strong even outside the city.
Tom
GotoeSIM Support
· 2 months ago Thanks for the honest feedback, Daniel. Glad it mostly worked for you in China mainland & Japan & South Korea — we're always improving our coverage. Any questions, our team is at gotoesim.com/support. – Tom 💜
Diego F.
Netherlands · May 2026
Worked fine but took a little while to connect at first. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Diego. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Any questions, our team is at gotoesim.com/support. – Ken 💜
Thomas L.
Italy · May 2026
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Emma
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Thomas. 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. — Emma
Somchai F.
Ireland · May 2026
Good coverage in the city, a bit patchy in remote areas.
Ingrid
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Somchai. Glad it mostly worked for you in China mainland & Japan & South Korea — we're always improving our coverage. Any questions, our team is at gotoesim.com/support. — Ingrid
Mateo F.
Poland · May 2026
Solid overall, just wish there was a bit more data for the price.
Emma
GotoeSIM Support
· 4 months ago Thank you for taking the time, Mateo. Glad it mostly worked for you in China mainland & Japan & South Korea — we're always improving our coverage. Reach us anytime at gotoesim.com/support if we can help. — Emma
Chloe M.
Indonesia · Apr 2026
Install took me two tries but was fine after that.
Omar
GotoeSIM Support
· 4 months ago Appreciate you sharing this, Chloe. 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. – Omar, GotoeSIM Support
Aisha K.
Switzerland · Apr 2026
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 4 months ago Thank you for taking the time, Aisha. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Ken, GotoeSIM Support
Noah G.
Australia · Mar 2026
Install took me two tries but was fine after that.
Omar
GotoeSIM Support
· 5 months ago Appreciate you sharing this, Noah. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Any questions, our team is at gotoesim.com/support. – Omar 💜
Somchai N.
New Zealand · Mar 2026
Install took me two tries but was fine after that.
Omar
GotoeSIM Support
· 5 months ago Thank you for taking the time, Somchai. 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. – Omar, GotoeSIM Support
Olivia L.
Sweden · Mar 2026
Good coverage in the city, a bit patchy in remote areas. I kept my normal number for calls while using this for data.
Emma
GotoeSIM Support
· 5 months ago Appreciate you sharing this, Olivia. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Emma, GotoeSIM Support
Olivia C.
Mexico · Mar 2026
Decent speeds, though slower than I expected in a few spots.
Anna
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Olivia. 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
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 2GB/Day plan costs $6.88 for 2 GB/day over 1 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
Giulia D. · 1 month ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Giulia — within seconds of payment, by email and in your account. — Ken
James V. · 2 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, James — for multiple countries, check our regional plans. – Yuki 💜
Sven S. · 2 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Sven — it switches on when you land. – Ingrid 💜
Max T. · 3 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Max — check My eSIMs anytime. — Sophie, GotoeSIM Support
Zoe S. · 5 months ago
Does this work on an iPhone 13?
Absolutely, Zoe! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Grace 💜
Lucas W. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Lucas, so buying early is totally fine. – Emma, GotoeSIM Support
Thomas R. · 7 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Thomas! We're always here if you need anything. – Ken 💜
Budi V. · 9 months ago
Is 5G supported or just 4G?
5G is available where covered, Budi — you'll always get the best speed on offer. — James, GotoeSIM Support
Nguyen G. · 11 months ago
Can I use this for hotspot/tethering?
Yes Nguyen, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – David 💜
Lea B. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Lea, you can top up the same eSIM anytime — no need to buy a new one. – David 💜
Sarah S. · 1 year ago
Which networks does this connect to?
It connects to trusted local partner networks, Sarah, on 4G/5G where available. — Anna
Kenji T. · 1 year ago
Is roaming charged extra or is it all included?
No surprise fees, Kenji! Roaming is part of the plan and never billed separately. — Laura, GotoeSIM Support