China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 3GB 15Days · 3 GB · 15 days
163 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Elena K.
France · Apr 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Will use GotoeSIM for my next trip for sure.
James
GotoeSIM Support
· 5 months ago Thanks a lot, Elena! Love that you were online the moment you landed in China mainland & Japan & South Korea. Wishing you many more connected adventures! — James
Ryan P.
Singapore · Apr 2026
Great value compared to roaming charges. Ran hotspot to my laptop with no issues.
Ingrid
GotoeSIM Support
· 5 months ago Thanks for sharing, Ryan! So pleased it saved you from roaming bills. — Ingrid
Chloe F.
Turkey · Apr 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 5 months ago Thank you for the kind words, Chloe! Thrilled it made staying connected effortless. Enjoy your journeys! – Priya, GotoeSIM Support
Nguyen S.
Sweden · Apr 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas.
Anna
GotoeSIM Support
· 5 months ago Cheers, Nguyen! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Anna, GotoeSIM Support
Louis V.
Egypt · Apr 2026
Did the job without any drama. Topping up was straightforward when I needed more.
James
GotoeSIM Support
· 5 months ago Really appreciate this, Louis! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! — James, GotoeSIM Support
Haruto K.
Mexico · Apr 2026
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 5 months ago Really appreciate this, Haruto! Love that you were online the moment you landed in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! – Ken, GotoeSIM Support
Nadia B.
New Zealand · Apr 2026
Did the job without any drama in China mainland & Japan & South Korea. The QR code arrived instantly by email. Zero regrets.
Diego
GotoeSIM Support
· 5 months ago Really appreciate this, Nadia! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Diego 💜
Ethan C.
Singapore · Apr 2026
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. A must-have for international travel.
Mark
GotoeSIM Support
· 5 months ago Thanks a lot, Ethan! So pleased it saved you from roaming bills. – Mark, GotoeSIM Support
Katya M.
United Kingdom · Apr 2026
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Will use GotoeSIM for my next trip for sure.
Grace
GotoeSIM Support
· 5 months ago Thanks for sharing, Katya! So happy the China mainland & Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! – Grace 💜
Sri R.
United States · Apr 2026
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Made staying connected effortless.
David
GotoeSIM Support
· 5 months ago Thanks a lot, Sri! Delighted the speeds worked well for you. Enjoy your journeys! – David, GotoeSIM Support
Lea S.
Mexico · Apr 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Zero regrets.
Priya
GotoeSIM Support
· 5 months ago Really appreciate this, Lea! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. – Priya, GotoeSIM Support
Mateo B.
Spain · Mar 2026
Did the job without any drama. The QR code arrived instantly by email.
Diego
GotoeSIM Support
· 5 months ago Really appreciate this, Mateo! Love that you were online the moment you landed in China mainland & Japan & South Korea. — Diego
Ravi S.
Indonesia · Mar 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Made staying connected effortless.
Anna
GotoeSIM Support
· 5 months ago Thank you for the kind words, Ravi! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Enjoy your journeys! — Anna, GotoeSIM Support
Sophia R.
Switzerland · Mar 2026
Connected the moment I landed in China mainland & Japan & South Korea. Setup instructions in the app were clear and simple. Would definitely buy again.
Ingrid
GotoeSIM Support
· 5 months ago Thank you for the kind words, Sophia! Delighted the speeds worked well for you. Enjoy your journeys! – Ingrid 💜
Beatriz L.
India · Mar 2026
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Will use GotoeSIM for my next trip for sure.
Tom
GotoeSIM Support
· 5 months ago Really appreciate this, Beatriz! Delighted the speeds worked well for you. – Tom 💜
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 3GB 15Days plan costs $9.12 for 3 GB over 15 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
Camila B. · 3 months ago
Will this keep my WhatsApp active with my home number?
Yes Camila, WhatsApp keeps working with your home number — the eSIM only carries data. — David
Sophia K. · 4 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Sophia — within seconds of payment, by email and in your account. — Ken, GotoeSIM Support
Hugo P. · 5 months ago
Can I use this for hotspot/tethering?
Yes Hugo, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – David 💜
Andre G. · 5 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, Andre. — Emma
Lucas V. · 5 months ago
Is roaming charged extra or is it all included?
No surprise fees, Lucas! Roaming is part of the plan and never billed separately. — Laura, GotoeSIM Support
Haruto V. · 6 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Haruto, then it activates automatically on arrival. — Ingrid
Hana K. · 7 months ago
Is 5G supported or just 4G?
5G is available where covered, Hana — you'll always get the best speed on offer. — Ken, GotoeSIM Support
Yuki F. · 8 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Yuki! Add it via SIM manager and you're set. – Laura, GotoeSIM Support
Ravi C. · 9 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Ravi, you can top up the same eSIM anytime — no need to buy a new one. – Diego, GotoeSIM Support
Louis G. · 10 months ago
Does this work on an iPhone 13?
Yes Louis, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Emma 💜
Elena M. · 10 months ago
Which networks does this connect to?
You'll be on top local networks, Elena — full details are on the plan page under Coverage. – Ingrid 💜
Ava B. · 1 year ago
Great guide, the setup steps were really helpful.
So glad it helped, Ava! We're always here if you need anything. – Omar, GotoeSIM Support