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 Uplus 5G
Traveller reviews
Sven T.
Poland · Dec 2025
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Telling my friends about this.
Ingrid
GotoeSIM Support
· 7 months ago Really appreciate this, Sven! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. — Ingrid, GotoeSIM Support
Min-jun L.
UAE · Dec 2025
Connected the moment I landed in China mainland & Japan & South Korea. Coverage was strong even outside the city. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 7 months ago So glad to hear this, Min-jun! So pleased it saved you from roaming bills. We're here whenever you travel again. – Omar, GotoeSIM Support
Andre F.
Switzerland · Dec 2025
Exactly what I needed for travelling. Topping up was straightforward when I needed more.
Priya
GotoeSIM Support
· 7 months ago Thanks for sharing, Andre! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. – Priya, GotoeSIM Support
Kenji M.
Brazil · Dec 2025
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Five stars from me.
Diego
GotoeSIM Support
· 7 months ago Cheers, Kenji! So pleased it saved you from roaming bills. — Diego
Hana H.
Vietnam · Dec 2025
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
James
GotoeSIM Support
· 7 months ago So glad to hear this, Hana! Delighted the speeds worked well for you. Wishing you many more connected adventures! — James
Wei H.
Brazil · Dec 2025
Used this on my trip and it worked perfectly. Customer support answered my question quickly. A must-have for international travel.
Grace
GotoeSIM Support
· 7 months ago So glad to hear this, Wei! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! — Grace
Noah S.
Turkey · Dec 2025
Did the job without any drama. I kept my normal number for calls while using this for data.
Diego
GotoeSIM Support
· 7 months ago Thanks for sharing, Noah! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Diego 💜
Min-jun W.
Mexico · Dec 2025
Did the job without any drama. Activation was automatic when I arrived. Will use GotoeSIM for my next trip for sure.
Sara
GotoeSIM Support
· 7 months ago Cheers, Min-jun! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! – Sara, GotoeSIM Support
Louis F.
Egypt · Nov 2025
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas.
Laura
GotoeSIM Support
· 7 months ago Thanks a lot, Louis! Great to know the setup was quick and easy. Come back anytime! — Laura, GotoeSIM Support
Mei D.
Japan · Nov 2025
Great value compared to roaming charges. Signal held up well on trains and in rural areas. Would definitely buy again.
David
GotoeSIM Support
· 7 months ago So glad to hear this, Mei! Love that you were online the moment you landed in China mainland & Japan & South Korea. Wishing you many more connected adventures! — David, GotoeSIM Support
Viktor F.
Poland · Nov 2025
First time using an eSIM and it was painless. Customer support answered my question quickly. Zero regrets.
David
GotoeSIM Support
· 8 months ago Thanks a lot, Viktor! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – David 💜
Mohammed R.
Brazil · Nov 2025
No more hunting for a SIM card kiosk on arrival. Speeds were solid for maps, messaging and browsing.
Omar
GotoeSIM Support
· 8 months ago Thanks a lot, Mohammed! Delighted the speeds worked well for you. — Omar, GotoeSIM Support
Louis L.
Sweden · Nov 2025
Installed in minutes by scanning the QR code. Customer support answered my question quickly. Made staying connected effortless.
Mark
GotoeSIM Support
· 8 months ago Cheers, Louis! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. – Mark 💜
Camila V.
Malaysia · Nov 2025
Did the job without any drama. Coverage was strong even outside the city. Great experience overall.
Laura
GotoeSIM Support
· 8 months ago Thanks for sharing, Camila! So happy the China mainland & Japan & South Korea eSIM kept you connected. — Laura, GotoeSIM Support
Mei G.
Sweden · Nov 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
David
GotoeSIM Support
· 8 months ago Cheers, Mei! Great to know the setup was quick and easy. Enjoy your journeys! – David 💜
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. · 3 days 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