China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 5GB 30Days · 5 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
Katya W.
Singapore · May 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Will use GotoeSIM for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for the kind words, Katya! Delighted the speeds worked well for you. Enjoy your journeys! — Ingrid, GotoeSIM Support
Sri R.
Netherlands · May 2025
Honestly better than buying a local SIM at the airport in China mainland & Japan & South Korea. Signal held up well on trains and in rural areas. Telling my friends about this.
Sophie
GotoeSIM Support
· 1 year ago Cheers, Sri! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! – Sophie, GotoeSIM Support
Zoe H.
Malaysia · May 2025
Install took me two tries but was fine after that. Setup instructions in the app were clear and simple.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Zoe. 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. – Ingrid, GotoeSIM Support
Arjun F.
Thailand · May 2025
Did the job without any drama. Speeds were solid for maps, messaging and browsing.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Arjun! Love that you were online the moment you landed in China mainland & Japan & South Korea. – Sara, GotoeSIM Support
Hana N.
Germany · May 2025
Bought it the night before my flight — smooth process. Activation was automatic when I arrived. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago Cheers, Hana! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Ken, GotoeSIM Support
Zoe T.
Germany · May 2025
Installed in minutes by scanning the QR code. The QR code arrived instantly by email. Zero regrets.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! So happy the China mainland & Japan & South Korea eSIM kept you connected. — Grace
Lucas B.
Thailand · May 2025
Decent speeds, though slower than I expected in a few spots.
David
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Lucas. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. — David, GotoeSIM Support
Sven W.
Saudi Arabia · May 2025
Great value compared to roaming charges. Streaming and video calls worked without buffering. A must-have for international travel.
Anna
GotoeSIM Support
· 1 year ago Thanks a lot, Sven! Love that you were online the moment you landed in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! – Anna, GotoeSIM Support
Sofia K.
Brazil · May 2025
Good coverage in the city, a bit patchy in remote areas.
Tom
GotoeSIM Support
· 1 year ago Apologies for the trouble, Sofia. 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. — Tom
Noah W.
Mexico · May 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Noah! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. — James
Lucia T.
UAE · May 2025
Super easy to set up before I flew out in China mainland & Japan & South Korea. The QR code arrived instantly by email. Will use GotoeSIM for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 year ago Really appreciate this, Lucia! So happy the China mainland & Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! – Ingrid 💜
Ava L.
Malaysia · May 2025
Super easy to set up before I flew out. Topping up was straightforward when I needed more. Would definitely buy again.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ava! So pleased it saved you from roaming bills. Enjoy your journeys! – James 💜
Ravi K.
Thailand · May 2025
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! So happy the China mainland & Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Ken, GotoeSIM Support
Somchai D.
South Korea · May 2025
Honestly better than buying a local SIM at the airport in China mainland & Japan & South Korea. Coverage was strong even outside the city. Exactly as described — no surprises.
James
GotoeSIM Support
· 1 year ago Cheers, Somchai! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! — James
Sophia N.
France · May 2025
Honestly better than buying a local SIM at the airport in China mainland & Japan & South Korea. Data lasted the whole trip with room to spare. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago So glad to hear this, Sophia! Great to know the setup was quick and easy. — Emma
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 5GB 30Days plan costs $13.20 for 5 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
Sofia N. · 1 week ago
Is roaming charged extra or is it all included?
No surprise fees, Sofia! Roaming is part of the plan and never billed separately. — Mark, GotoeSIM Support
Daniel C. · 2 weeks ago
Can I use this for hotspot/tethering?
Yes Daniel, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — Grace, GotoeSIM Support
Ravi G. · 2 months ago
Does this work on an iPhone 13?
Absolutely, Ravi! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Priya, GotoeSIM Support
Ji-woo P. · 3 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, Ji-woo. — Anna
Noah T. · 3 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Noah, you can top up the same eSIM anytime — no need to buy a new one. – Tom, GotoeSIM Support
Fatima W. · 4 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Fatima, on 4G/5G where available. — Yuki, GotoeSIM Support
Diego D. · 4 months ago
Is 5G supported or just 4G?
5G is available where covered, Diego — you'll always get the best speed on offer. — Emma, GotoeSIM Support
Lucia P. · 6 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Lucia — it switches on when you land. – Diego 💜
Giulia S. · 7 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Giulia — not at purchase. — Priya
Liam C. · 8 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Liam — for multiple countries, check our regional plans. – Anna 💜
Andre M. · 9 months ago
Will this keep my WhatsApp active with my home number?
Yes Andre, WhatsApp keeps working with your home number — the eSIM only carries data. — Sara
Anna T. · 11 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Anna! We're always here if you need anything. — Omar, GotoeSIM Support