China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG U+ 5G
Traveller reviews
Yuki D.
Australia · Jun 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas.
Sophie
GotoeSIM Support
· 1 month ago Thanks for sharing, Yuki! So happy the China mainland & Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Sophie 💜
Wei N.
Vietnam · Jun 2026
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. Speeds were solid for maps, messaging and browsing.
James
GotoeSIM Support
· 1 month ago Really appreciate this, Wei! Thrilled it made staying connected effortless. — James
Nadia N.
Philippines · Jun 2026
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Zero regrets.
Mark
GotoeSIM Support
· 1 month ago Thank you for the kind words, Nadia! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Mark 💜
Ethan L.
UAE · Jun 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived.
Sophie
GotoeSIM Support
· 1 month ago Thanks a lot, Ethan! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! — Sophie, GotoeSIM Support
Elena C.
Saudi Arabia · Jun 2026
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Zero regrets.
Yuki
GotoeSIM Support
· 1 month ago Really appreciate this, Elena! Thrilled it made staying connected effortless. – Yuki, GotoeSIM Support
Ji-woo T.
Switzerland · Jun 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Great experience overall.
Ken
GotoeSIM Support
· 1 month ago Really appreciate this, Ji-woo! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! — Ken
Ravi L.
Malaysia · Jun 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email.
Mark
GotoeSIM Support
· 1 month ago So glad to hear this, Ravi! Delighted the speeds worked well for you. Enjoy your journeys! — Mark
Somchai V.
Thailand · Jun 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. A must-have for international travel.
Tom
GotoeSIM Support
· 1 month ago Cheers, Somchai! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! – Tom 💜
Lea S.
Indonesia · Jun 2026
Saved me a fortune on my holiday in China mainland & Japan & South Korea. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 1 month ago Thanks a lot, Lea! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Anna, GotoeSIM Support
Lucia D.
Vietnam · Jun 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple.
Tom
GotoeSIM Support
· 1 month ago So glad to hear this, Lucia! So happy the China mainland & Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Tom 💜
Hugo F.
United Kingdom · Jun 2026
Did the job without any drama. Activation was automatic when I arrived.
Diego
GotoeSIM Support
· 1 month ago Thanks a lot, Hugo! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Diego
Noah L.
Germany · Jun 2026
Super easy to set up before I flew out in China mainland & Japan & South Korea. Signal held up well on trains and in rural areas.
Yuki
GotoeSIM Support
· 1 month ago Really appreciate this, Noah! Delighted the speeds worked well for you. – Yuki 💜
Hana T.
Switzerland · Jun 2026
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Made staying connected effortless.
David
GotoeSIM Support
· 1 month ago Thank you so much, Hana! Great to know the setup was quick and easy. Enjoy your journeys! — David
Ethan L.
France · Jun 2026
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly. Five stars from me.
Sara
GotoeSIM Support
· 1 month ago Thank you so much, Ethan! Thrilled it made staying connected effortless. We're here whenever you travel again. — Sara
Katya K.
Egypt · Jun 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare.
Mark
GotoeSIM Support
· 1 month ago Really appreciate this, Katya! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Mark 💜
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 3GB 30Days plan costs $8.85 for 3 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
Olivia F. · 1 day ago
Can I use this for hotspot/tethering?
Hi Olivia! Yes, you can use our eSIM for hotspot and tethering in China, Japan, and South Korea. Just connect your device, and you'll be good to go! If you have more questions, feel free to ask. – Laura, GotoeSIM Support
Somchai R. · 1 week ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Somchai, then it activates automatically on arrival. — Ingrid
Noah W. · 2 weeks ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Noah — not at purchase. — Tom, GotoeSIM Support
Ethan W. · 3 weeks ago
Can I use this for hotspot/tethering?
Tethering is supported, Ethan! Feel free to hotspot to your other devices. — David, GotoeSIM Support
Aisha W. · 1 month ago
Is 5G supported or just 4G?
5G is available where covered, Aisha — you'll always get the best speed on offer. – Sara 💜
Kenji S. · 2 months ago
How long does the QR code take to arrive after payment?
It's immediate, Kenji! The QR code is delivered the moment your payment goes through. — Ken, GotoeSIM Support
Giulia R. · 2 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Giulia, you can top up the same eSIM anytime — no need to buy a new one. – Diego, GotoeSIM Support
Priya L. · 6 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Priya — for multiple countries, check our regional plans. — Mark, GotoeSIM Support
Pablo P. · 9 months ago
Is roaming charged extra or is it all included?
No surprise fees, Pablo! Roaming is part of the plan and never billed separately. – Laura 💜
Viktor F. · 9 months ago
Does this work on an iPhone 13?
Absolutely, Viktor! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Emma
Pablo D. · 10 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Pablo — check My eSIMs anytime. — Priya, GotoeSIM Support
Giulia V. · 11 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Giulia! We're always here if you need anything. — Omar, GotoeSIM Support
Hugo D. · 1 year ago
Which networks does this connect to?
You'll be on top local networks, Hugo — full details are on the plan page under Coverage. – Yuki, GotoeSIM Support