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
Lucas P.
Sweden · Feb 2026
Solid overall, just wish there was a bit more data for the price.
Ingrid
GotoeSIM Support
· 6 months ago Apologies for the trouble, Lucas. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Ingrid
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