China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 2GB/Day · 2 GB/day · 1 days
143 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Sri B.
Ireland · May 2026
First time using an eSIM and it was painless in China mainland & Japan & South Korea. Ran hotspot to my laptop with no issues.
James
GotoeSIM Support
· 4 months ago Cheers, Sri! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. — James, GotoeSIM Support
Viktor G.
Turkey · May 2026
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. Streaming and video calls worked without buffering. Telling my friends about this.
Ingrid
GotoeSIM Support
· 4 months ago Thanks for sharing, Viktor! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. – Ingrid, GotoeSIM Support
Kenji H.
Spain · Apr 2026
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. The QR code arrived instantly by email. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 4 months ago Really appreciate this, Kenji! Thrilled it made staying connected effortless. – Omar, GotoeSIM Support
Kenji F.
United Kingdom · Apr 2026
Exactly what I needed for travelling. Activation was automatic when I arrived. A must-have for international travel.
Ken
GotoeSIM Support
· 4 months ago Really appreciate this, Kenji! So happy the China mainland & Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Ken, GotoeSIM Support
Nguyen W.
South Korea · Apr 2026
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Sara
GotoeSIM Support
· 4 months ago Thanks for sharing, Nguyen! Love that you were online the moment you landed in China mainland & Japan & South Korea. Enjoy your journeys! – Sara 💜
Ingrid S.
Switzerland · Apr 2026
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. Zero regrets.
Omar
GotoeSIM Support
· 4 months ago Cheers, Ingrid! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Omar 💜
Lucas S.
Ireland · Apr 2026
Did the job without any drama. Coverage was strong even outside the city. Great experience overall.
Priya
GotoeSIM Support
· 4 months ago Really appreciate this, Lucas! Thrilled it made staying connected effortless. – Priya, GotoeSIM Support
Grace N.
UAE · Apr 2026
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data. Zero regrets.
Ingrid
GotoeSIM Support
· 4 months ago Really appreciate this, Grace! Delighted the speeds worked well for you. We're here whenever you travel again. — Ingrid
Linh D.
South Korea · Apr 2026
First time using an eSIM and it was painless in China mainland & Japan & South Korea. Speeds were solid for maps, messaging and browsing. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 4 months ago Thanks for sharing, Linh! So pleased it saved you from roaming bills. – Sophie 💜
Thomas B.
Singapore · Apr 2026
Saved me a fortune on my holiday in China mainland & Japan & South Korea. Customer support answered my question quickly. A must-have for international travel.
Omar
GotoeSIM Support
· 4 months ago Thanks a lot, Thomas! Delighted the speeds worked well for you. — Omar, GotoeSIM Support
Thomas N.
Australia · Apr 2026
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Telling my friends about this.
Anna
GotoeSIM Support
· 4 months ago Really appreciate this, Thomas! Great to know the setup was quick and easy. Come back anytime! – Anna, GotoeSIM Support
Katya T.
Switzerland · Apr 2026
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 4 months ago Thank you so much, Katya! Love that you were online the moment you landed in China mainland & Japan & South Korea. Wishing you many more connected adventures! – Ingrid, GotoeSIM Support
Somchai G.
Saudi Arabia · Apr 2026
Super easy to set up before I flew out. Coverage was strong even outside the city. Zero regrets.
Sophie
GotoeSIM Support
· 4 months ago So glad to hear this, Somchai! Thrilled it made staying connected effortless. Come back anytime! – Sophie 💜
Diego S.
United States · Apr 2026
Did the job without any drama in China mainland & Japan & South Korea. Data lasted the whole trip with room to spare. Telling my friends about this.
Grace
GotoeSIM Support
· 4 months ago So glad to hear this, Diego! Love that you were online the moment you landed in China mainland & Japan & South Korea. Wishing you many more connected adventures! – Grace, GotoeSIM Support
Carlos H.
Switzerland · Apr 2026
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. The QR code arrived instantly by email.
Laura
GotoeSIM Support
· 4 months ago Thanks a lot, Carlos! So pleased it saved you from roaming bills. Enjoy your journeys! — Laura
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 2GB/Day plan costs $6.88 for 2 GB/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
Giulia D. · 1 month ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Giulia — within seconds of payment, by email and in your account. — Ken
James V. · 2 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, James — for multiple countries, check our regional plans. – Yuki 💜
Sven S. · 2 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Sven — it switches on when you land. – Ingrid 💜
Max T. · 3 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Max — check My eSIMs anytime. — Sophie, GotoeSIM Support
Zoe S. · 5 months ago
Does this work on an iPhone 13?
Absolutely, Zoe! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Grace 💜
Lucas W. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Lucas, so buying early is totally fine. – Emma, GotoeSIM Support
Thomas R. · 7 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Thomas! We're always here if you need anything. – Ken 💜
Budi V. · 9 months ago
Is 5G supported or just 4G?
5G is available where covered, Budi — you'll always get the best speed on offer. — James, GotoeSIM Support
Nguyen G. · 11 months ago
Can I use this for hotspot/tethering?
Yes Nguyen, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – David 💜
Lea B. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Lea, you can top up the same eSIM anytime — no need to buy a new one. – David 💜
Sarah S. · 1 year ago
Which networks does this connect to?
It connects to trusted local partner networks, Sarah, on 4G/5G where available. — Anna
Kenji T. · 1 year ago
Is roaming charged extra or is it all included?
No surprise fees, Kenji! Roaming is part of the plan and never billed separately. — Laura, GotoeSIM Support