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
Ravi M.
UAE · Feb 2026
Super easy to set up before I flew out. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 5 months ago Cheers, Ravi! So happy the China mainland & Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Diego
Louis D.
Malaysia · Feb 2026
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Anna
GotoeSIM Support
· 5 months ago We're really sorry, Louis. That's not the experience we want for China mainland & Japan & South Korea. Please contact us at gotoesim.com/support and we'll sort it out. – Anna, GotoeSIM Support
Liam C.
Germany · Feb 2026
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 5 months ago Thank you for the kind words, Liam! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Mark
Grace G.
UAE · Feb 2026
Did the job without any drama. Setup instructions in the app were clear and simple. A must-have for international travel.
Omar
GotoeSIM Support
· 5 months ago Really appreciate this, Grace! So pleased it saved you from roaming bills. – Omar 💜
Wei S.
Ireland · Feb 2026
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Will use GotoeSIM for my next trip for sure.
Yuki
GotoeSIM Support
· 5 months ago Thanks for sharing, Wei! So happy the China mainland & Japan & South Korea eSIM kept you connected. — Yuki
Camila K.
France · Feb 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Five stars from me.
Laura
GotoeSIM Support
· 5 months ago Really appreciate this, Camila! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! — Laura, GotoeSIM Support
Sarah P.
Egypt · Feb 2026
No more hunting for a SIM card kiosk on arrival in China mainland & Japan & South Korea. Customer support answered my question quickly.
Mark
GotoeSIM Support
· 5 months ago Thank you for the kind words, Sarah! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Mark
Sophia S.
Australia · Feb 2026
Decent speeds, though slower than I expected in a few spots.
Sophie
GotoeSIM Support
· 5 months ago Apologies for the trouble, Sophia. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. — Sophie, GotoeSIM Support
Camila G.
Philippines · Feb 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Will use GotoeSIM for my next trip for sure.
Ingrid
GotoeSIM Support
· 5 months ago Thanks for sharing, Camila! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. — Ingrid
Emma V.
Canada · Feb 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived. Will use GotoeSIM for my next trip for sure.
James
GotoeSIM Support
· 5 months ago Thanks for sharing, Emma! Thrilled it made staying connected effortless. — James
Wei H.
Switzerland · Jan 2026
Exactly what I needed for travelling. Customer support answered my question quickly. Zero regrets.
Mark
GotoeSIM Support
· 5 months ago Thank you so much, Wei! Great to know the setup was quick and easy. — Mark, GotoeSIM Support
Andre P.
United States · Jan 2026
Great value compared to roaming charges. Signal held up well on trains and in rural areas. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 5 months ago Really appreciate this, Andre! So pleased it saved you from roaming bills. Come back anytime! — Ingrid
Mateo C.
Saudi Arabia · Jan 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Would definitely buy again.
Priya
GotoeSIM Support
· 6 months ago Thanks for sharing, Mateo! Delighted the speeds worked well for you. – Priya 💜
Min-jun R.
Switzerland · Jan 2026
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. A must-have for international travel.
James
GotoeSIM Support
· 6 months ago So glad to hear this, Min-jun! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. — James, GotoeSIM Support
Ravi P.
Philippines · Jan 2026
Connected the moment I landed. Data lasted the whole trip with room to spare.
Anna
GotoeSIM Support
· 6 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
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 💜