China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG U+ 5G
Traveller reviews
Marco S.
United States · Jul 2026
Install took me two tries but was fine after that.
Priya
GotoeSIM Support
· 4 days ago Appreciate you sharing this, Marco. 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. – Priya 💜
Pablo T.
United States · Jul 2026
Decent speeds, though slower than I expected in a few spots.
Tom
GotoeSIM Support
· 1 week ago Appreciate you sharing this, Pablo. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Any questions, our team is at gotoesim.com/support. – Tom 💜
Lea V.
United States · Jul 2026
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 2 weeks ago Thanks for the honest feedback, Lea. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Laura, GotoeSIM Support
Louis F.
Germany · Jul 2026
Solid overall, just wish there was a bit more data for the price. The QR code arrived instantly by email.
Diego
GotoeSIM Support
· 3 weeks ago Appreciate you sharing this, Louis. 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. – Diego 💜
Mohammed W.
Australia · May 2026
Decent speeds, though slower than I expected in a few spots.
Omar
GotoeSIM Support
· 1 month ago Thank you for taking the time, Mohammed. 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
Haruto B.
India · May 2026
Worked fine but took a little while to connect at first. Signal held up well on trains and in rural areas.
Priya
GotoeSIM Support
· 2 months ago Thank you for taking the time, Haruto. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Priya, GotoeSIM Support
Ravi N.
Canada · May 2026
Solid overall, just wish there was a bit more data for the price.
Diego
GotoeSIM Support
· 2 months ago Thanks for the honest feedback, Ravi. 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. – Diego, GotoeSIM Support
Sarah C.
New Zealand · Apr 2026
Decent speeds, though slower than I expected in a few spots.
Tom
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Sarah. 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. – Tom 💜
Grace L.
Saudi Arabia · Mar 2026
Install took me two tries but was fine after that.
Omar
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Grace. 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. — Omar, GotoeSIM Support
Arjun W.
Saudi Arabia · Mar 2026
Install took me two tries but was fine after that. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Arjun. 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 💜
Ji-woo D.
Singapore · Mar 2026
Worked fine but took a little while to connect at first. Streaming and video calls worked without buffering.
Ingrid
GotoeSIM Support
· 4 months ago Appreciate you sharing this, Ji-woo. 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
Liam P.
Brazil · Mar 2026
Solid overall, just wish there was a bit more data for the price.
Priya
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Liam. 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. — Priya
Andre D.
United States · Feb 2026
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Sara
GotoeSIM Support
· 5 months ago Thanks for the honest feedback, Andre. 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. – Sara 💜
Sri N.
Portugal · Feb 2026
Install took me two tries but was fine after that.
Tom
GotoeSIM Support
· 5 months ago Thanks for the honest feedback, Sri. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Tom, GotoeSIM Support
Hugo L.
Saudi Arabia · Jan 2026
Solid overall, just wish there was a bit more data for the price.
Omar
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Hugo. 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
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 3GB 30Days plan costs $8.85 for 3 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
Olivia F. · 2 days ago
Can I use this for hotspot/tethering?
Hi Olivia! Yes, you can use our eSIM for hotspot and tethering in China, Japan, and South Korea. Just connect your device, and you'll be good to go! If you have more questions, feel free to ask. – Laura, GotoeSIM Support
Somchai R. · 1 week ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Somchai, then it activates automatically on arrival. — Ingrid
Noah W. · 2 weeks ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Noah — not at purchase. — Tom, GotoeSIM Support
Ethan W. · 3 weeks ago
Can I use this for hotspot/tethering?
Tethering is supported, Ethan! Feel free to hotspot to your other devices. — David, GotoeSIM Support
Aisha W. · 1 month ago
Is 5G supported or just 4G?
5G is available where covered, Aisha — you'll always get the best speed on offer. – Sara 💜
Kenji S. · 2 months ago
How long does the QR code take to arrive after payment?
It's immediate, Kenji! The QR code is delivered the moment your payment goes through. — Ken, GotoeSIM Support
Giulia R. · 2 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Giulia, you can top up the same eSIM anytime — no need to buy a new one. – Diego, GotoeSIM Support
Priya L. · 6 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Priya — for multiple countries, check our regional plans. — Mark, GotoeSIM Support
Pablo P. · 9 months ago
Is roaming charged extra or is it all included?
No surprise fees, Pablo! Roaming is part of the plan and never billed separately. – Laura 💜
Viktor F. · 9 months ago
Does this work on an iPhone 13?
Absolutely, Viktor! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Emma
Pablo D. · 10 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Pablo — check My eSIMs anytime. — Priya, GotoeSIM Support
Giulia V. · 11 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Giulia! We're always here if you need anything. — Omar, GotoeSIM Support
Hugo D. · 1 year ago
Which networks does this connect to?
You'll be on top local networks, Hugo — full details are on the plan page under Coverage. – Yuki, GotoeSIM Support