China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 500MB/Day · 500 MB/day · 1 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG U+ 5G
Traveller reviews
Hugo N.
France · Jul 2026
Install took me two tries but was fine after that. Speeds were solid for maps, messaging and browsing.
Ken
GotoeSIM Support
· 2 weeks ago We're really sorry, Hugo. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. – Ken, GotoeSIM Support
Mei V.
United States · Jul 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Would definitely buy again.
Ken
GotoeSIM Support
· 2 weeks ago Thank you so much, Mei! Love that you were online the moment you landed in China mainland & Japan & South Korea. — Ken
Marco H.
Germany · Jul 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Ingrid
GotoeSIM Support
· 2 weeks ago Thanks for sharing, Marco! Thrilled it made staying connected effortless. — Ingrid
Nguyen P.
Canada · Jul 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Made staying connected effortless.
Omar
GotoeSIM Support
· 3 weeks ago Really appreciate this, Nguyen! Thrilled it made staying connected effortless. Come back anytime! – Omar 💜
Olivia T.
Indonesia · Jul 2026
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Would definitely buy again.
James
GotoeSIM Support
· 3 weeks ago Thank you so much, Olivia! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! — James
Thomas L.
Poland · Jul 2026
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. Setup instructions in the app were clear and simple. Telling my friends about this.
Sara
GotoeSIM Support
· 3 weeks ago So glad to hear this, Thomas! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Sara
Budi G.
Vietnam · Jul 2026
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Ingrid
GotoeSIM Support
· 3 weeks ago Thanks for sharing, Budi! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Ingrid
Max C.
South Korea · Jul 2026
Great value compared to roaming charges in China mainland & Japan & South Korea. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 3 weeks ago Thank you so much, Max! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Ken, GotoeSIM Support
Chloe W.
New Zealand · Jun 2026
Great value compared to roaming charges in China mainland & Japan & South Korea. Customer support answered my question quickly. Will use GotoeSIM for my next trip for sure.
Emma
GotoeSIM Support
· 3 weeks ago Thank you for the kind words, Chloe! Great to know the setup was quick and easy. Come back anytime! — Emma
Ava H.
Saudi Arabia · Jun 2026
Great value compared to roaming charges. Topping up was straightforward when I needed more. Great experience overall.
Tom
GotoeSIM Support
· 4 weeks ago Really appreciate this, Ava! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Come back anytime! – Tom, GotoeSIM Support
Wei G.
Indonesia · Jun 2026
Used this on my trip and it worked perfectly in China mainland & Japan & South Korea. Customer support answered my question quickly.
Ingrid
GotoeSIM Support
· 1 month ago Thank you for the kind words, Wei! So happy the China mainland & Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Ingrid 💜
Linh M.
UAE · Jun 2026
Connected the moment I landed. Streaming and video calls worked without buffering.
James
GotoeSIM Support
· 1 month ago Really appreciate this, Linh! So happy the China mainland & Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — James
Katya N.
Turkey · Jun 2026
Super easy to set up before I flew out. Topping up was straightforward when I needed more. A must-have for international travel.
Tom
GotoeSIM Support
· 1 month ago Cheers, Katya! Thrilled it made staying connected effortless. Come back anytime! — Tom, GotoeSIM Support
Wei F.
Thailand · Jun 2026
Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Zero regrets.
Mark
GotoeSIM Support
· 1 month ago So glad to hear this, Wei! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Mark
Grace V.
Spain · Jun 2026
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 month ago Thank you for the kind words, Grace! Love that you were online the moment you landed in China mainland & Japan & South Korea. – Omar 💜
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 500MB/Day plan costs $1.80 for 500 MB/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
Mei B. · 2 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Mei, then it activates automatically on arrival. – Mark 💜
Emma W. · 2 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Emma — not at purchase. — Tom
Anna L. · 3 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Anna — within seconds of payment, by email and in your account. – Diego 💜
Daniel K. · 3 months ago
Thanks, installed with no problems on my Samsung.
Yes Daniel, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. – Sara, GotoeSIM Support
Sri K. · 4 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, Sri. — James
Hugo G. · 5 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Hugo! Feel free to hotspot to your other devices. – Omar, GotoeSIM Support
Min-jun S. · 6 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Min-jun — for multiple countries, check our regional plans. – Ingrid, GotoeSIM Support
Zoe G. · 7 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Zoe — no extra charges, it's all prepaid. — Grace, GotoeSIM Support
Nguyen M. · 10 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Nguyen, on 4G/5G where available. — Priya, GotoeSIM Support
Katya K. · 11 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Katya! The eSIM just handles data. — Yuki, GotoeSIM Support
Marco G. · 11 months ago
Is 5G supported or just 4G?
Yes Marco, 5G is supported where the local network offers it, otherwise fast 4G. – Sophie, GotoeSIM Support
Aisha T. · 1 year ago
Does this work on an iPhone 13?
Absolutely, Aisha! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Tom