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
Ethan L.
United Kingdom · May 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 2 months ago Cheers, Ethan! Delighted the speeds worked well for you. – Emma 💜
Giulia V.
UAE · Apr 2026
Great value compared to roaming charges. Activation was automatic when I arrived.
Grace
GotoeSIM Support
· 2 months ago Thanks a lot, Giulia! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Grace, GotoeSIM Support
Liam B.
Germany · Apr 2026
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Diego
GotoeSIM Support
· 3 months ago Thanks a lot, Liam! So pleased it saved you from roaming bills. — Diego, GotoeSIM Support
Sofia G.
Singapore · Apr 2026
Used this on my trip and it worked perfectly. Signal held up well on trains and in rural areas.
Sophie
GotoeSIM Support
· 3 months ago Really appreciate this, Sofia! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Sophie, GotoeSIM Support
Ingrid C.
UAE · Apr 2026
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Would definitely buy again.
Tom
GotoeSIM Support
· 3 months ago Really appreciate this, Ingrid! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Tom
Ava C.
United States · Apr 2026
Connected the moment I landed in China mainland & Japan & South Korea. Signal held up well on trains and in rural areas. Telling my friends about this.
David
GotoeSIM Support
· 3 months ago Thank you for the kind words, Ava! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. – David, GotoeSIM Support
Min-jun N.
United States · Apr 2026
Super easy to set up before I flew out in China mainland & Japan & South Korea. Customer support answered my question quickly.
Tom
GotoeSIM Support
· 3 months ago Thank you for the kind words, Min-jun! Delighted the speeds worked well for you. Come back anytime! – Tom, GotoeSIM Support
Haruto S.
Turkey · Apr 2026
Did the job without any drama. Setup instructions in the app were clear and simple.
Ingrid
GotoeSIM Support
· 3 months ago Really appreciate this, Haruto! Delighted the speeds worked well for you. – Ingrid 💜
Anna B.
Switzerland · Apr 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Telling my friends about this.
Sara
GotoeSIM Support
· 3 months ago Thanks for sharing, Anna! Delighted the speeds worked well for you. — Sara, GotoeSIM Support
Viktor V.
Italy · Apr 2026
Super easy to set up before I flew out. The QR code arrived instantly by email. Made staying connected effortless.
Grace
GotoeSIM Support
· 3 months ago Thank you so much, Viktor! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! — Grace
Marco D.
Indonesia · Apr 2026
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. A must-have for international travel.
Emma
GotoeSIM Support
· 3 months ago Cheers, Marco! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Emma, GotoeSIM Support
James N.
Portugal · Mar 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Great experience overall.
Sophie
GotoeSIM Support
· 3 months ago Thank you so much, James! Love that you were online the moment you landed in China mainland & Japan & South Korea. Enjoy your journeys! — Sophie, GotoeSIM Support
Pablo N.
Mexico · Mar 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived. Five stars from me.
Mark
GotoeSIM Support
· 3 months ago Really appreciate this, Pablo! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. — Mark
Lucas H.
South Korea · Mar 2026
Great value compared to roaming charges. Signal held up well on trains and in rural areas. Zero regrets.
Yuki
GotoeSIM Support
· 3 months ago Thanks for sharing, Lucas! So pleased it saved you from roaming bills. Come back anytime! – Yuki, GotoeSIM Support
Sven K.
Indonesia · Mar 2026
Installed in minutes by scanning the QR code in China mainland & Japan & South Korea. The QR code arrived instantly by email. Would definitely buy again.
Yuki
GotoeSIM Support
· 4 months ago Thank you so much, Sven! Delighted the speeds worked well for you. Enjoy your journeys! — Yuki, GotoeSIM Support
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