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
Haruto T.
Brazil · Jan 2026
Used this on my trip and it worked perfectly in China mainland & Japan & South Korea. Coverage was strong even outside the city.
David
GotoeSIM Support
· 6 months ago Cheers, Haruto! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — David, GotoeSIM Support
Sofia T.
Singapore · Jan 2026
Did the job without any drama. Customer support answered my question quickly. Telling my friends about this.
David
GotoeSIM Support
· 6 months ago Thank you for the kind words, Sofia! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! – David, GotoeSIM Support
Wei T.
Brazil · Jan 2026
Exactly what I needed for travelling. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 6 months ago So glad to hear this, Wei! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Anna, GotoeSIM Support
Fatima C.
South Korea · Jan 2026
Did the job without any drama. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 6 months ago So glad to hear this, Fatima! Thrilled it made staying connected effortless. We're here whenever you travel again. — Laura, GotoeSIM Support
Lea N.
Indonesia · Jan 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived. Highly recommend for any traveller.
Ingrid
GotoeSIM Support
· 6 months ago So glad to hear this, Lea! Delighted the speeds worked well for you. We're here whenever you travel again. — Ingrid
Zoe V.
South Korea · Jan 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived in China mainland & Japan & South Korea. Exactly as described — no surprises.
David
GotoeSIM Support
· 6 months ago Thank you so much, Zoe! Love that you were online the moment you landed in China mainland & Japan & South Korea. Come back anytime! — David, GotoeSIM Support
Omar D.
Indonesia · Jan 2026
Super easy to set up before I flew out. The QR code arrived instantly by email.
David
GotoeSIM Support
· 6 months ago Thank you for the kind words, Omar! So happy the China mainland & Japan & South Korea eSIM kept you connected. Enjoy your journeys! — David
Sophia D.
Singapore · Jan 2026
Great value compared to roaming charges. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 6 months ago Thank you so much, Sophia! So pleased it saved you from roaming bills. Enjoy your journeys! — Grace, GotoeSIM Support
Louis P.
Japan · Jan 2026
Exactly what I needed for travelling. Data lasted the whole trip with room to spare. Zero regrets.
Diego
GotoeSIM Support
· 6 months ago So glad to hear this, Louis! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! – Diego, GotoeSIM Support
Mateo R.
South Korea · Dec 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Zero regrets.
Anna
GotoeSIM Support
· 6 months ago Thanks a lot, Mateo! So happy the China mainland & Japan & South Korea eSIM kept you connected. Safe travels, and see you on your next trip! — Anna
Mateo D.
Saudi Arabia · Dec 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Emma
GotoeSIM Support
· 7 months ago Cheers, Mateo! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Emma, GotoeSIM Support
Camila L.
Thailand · Dec 2025
Exactly what I needed for travelling. Signal held up well on trains and in rural areas.
Laura
GotoeSIM Support
· 7 months ago Thank you for the kind words, Camila! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. – Laura, GotoeSIM Support
Pablo M.
South Korea · Dec 2025
Connected the moment I landed. Streaming and video calls worked without buffering.
Priya
GotoeSIM Support
· 7 months ago Thank you so much, Pablo! Love that you were online the moment you landed in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! – Priya 💜
Thomas T.
Australia · Dec 2025
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Telling my friends about this.
Mark
GotoeSIM Support
· 7 months ago Really appreciate this, Thomas! Delighted the speeds worked well for you. We're here whenever you travel again. – Mark 💜
Yuki L.
Switzerland · Dec 2025
Used this on my trip and it worked perfectly in China mainland & Japan & South Korea. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Anna
GotoeSIM Support
· 7 months ago So glad to hear this, Yuki! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Anna
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