China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 1GB 7Days · 1 GB · 7 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Elena V.
Mexico · May 2026
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 2 months ago So glad to hear this, Elena! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! – Sophie, GotoeSIM Support
Diego G.
Canada · May 2026
First time using an eSIM and it was painless in China mainland & Japan & South Korea. Customer support answered my question quickly. A must-have for international travel.
Ken
GotoeSIM Support
· 2 months ago Thanks a lot, Diego! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Ken 💜
Max F.
United States · May 2026
Great value compared to roaming charges in China mainland & Japan & South Korea. Data lasted the whole trip with room to spare. Great experience overall.
Emma
GotoeSIM Support
· 2 months ago Cheers, Max! Thrilled it made staying connected effortless. Enjoy your journeys! – Emma 💜
Ingrid R.
Malaysia · May 2026
Great value compared to roaming charges. Activation was automatic when I arrived. Great experience overall.
Tom
GotoeSIM Support
· 2 months ago Thanks for sharing, Ingrid! Love that you were online the moment you landed in China mainland & Japan & South Korea. – Tom 💜
Andre H.
Spain · May 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Made staying connected effortless.
James
GotoeSIM Support
· 2 months ago Thank you for the kind words, Andre! So happy the China mainland & Japan & South Korea eSIM kept you connected. Come back anytime! — James
Fatima T.
Switzerland · May 2026
Great value compared to roaming charges. Customer support answered my question quickly. Made staying connected effortless.
Yuki
GotoeSIM Support
· 2 months ago Cheers, Fatima! Great to know the setup was quick and easy. Come back anytime! — Yuki
Mateo K.
Malaysia · May 2026
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more.
Omar
GotoeSIM Support
· 2 months ago So glad to hear this, Mateo! Delighted the speeds worked well for you. We're here whenever you travel again. – Omar, GotoeSIM Support
Budi D.
Canada · May 2026
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more.
Ken
GotoeSIM Support
· 2 months ago Cheers, Budi! Great to know the setup was quick and easy. — Ken
Mei W.
Philippines · Apr 2026
Connected the moment I landed. Data lasted the whole trip with room to spare.
Sophie
GotoeSIM Support
· 3 months ago Thanks a lot, Mei! So pleased it saved you from roaming bills. We're here whenever you travel again. – Sophie 💜
Lucia F.
Vietnam · Apr 2026
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Will use GotoeSIM for my next trip for sure.
Anna
GotoeSIM Support
· 3 months ago Thanks a lot, Lucia! Delighted the speeds worked well for you. Enjoy your journeys! – Anna 💜
Ava S.
Germany · Apr 2026
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Made staying connected effortless.
Grace
GotoeSIM Support
· 3 months ago Thank you for the kind words, Ava! So pleased it saved you from roaming bills. Come back anytime! — Grace, GotoeSIM Support
Aisha H.
Spain · Apr 2026
Exactly what I needed for travelling. Setup instructions in the app were clear and simple.
James
GotoeSIM Support
· 3 months ago Really appreciate this, Aisha! Love that you were online the moment you landed in China mainland & Japan & South Korea. We're here whenever you travel again. – James 💜
Fatima L.
Sweden · Apr 2026
Used this on my trip and it worked perfectly. Activation was automatic when I arrived in China mainland & Japan & South Korea. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 3 months ago Cheers, Fatima! So happy the China mainland & Japan & South Korea eSIM kept you connected. – Ken, GotoeSIM Support
Isabella P.
Netherlands · Apr 2026
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing.
Sophie
GotoeSIM Support
· 3 months ago Thanks for sharing, Isabella! Delighted the speeds worked well for you. – Sophie 💜
Sophia D.
Portugal · Apr 2026
Did the job without any drama. I kept my normal number for calls while using this for data. Made staying connected effortless.
Sara
GotoeSIM Support
· 3 months ago Thanks a lot, Sophia! Delighted the speeds worked well for you. Come back anytime! — Sara
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 1GB 7Days plan costs $3.45 for 1 GB over 7 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
Thomas C. · 1 week ago
Can I top up the same eSIM instead of buying a new one?
Yes Thomas, you can top up the same eSIM anytime — no need to buy a new one. — Sophie, GotoeSIM Support
Ryan M. · 1 month ago
Does this work on an iPhone 13?
Absolutely, Ryan! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Emma
Sri W. · 2 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Sri, so buying early is totally fine. — Anna
Lucas R. · 3 months ago
Can I use it in nearby countries too?
For nearby countries, Lucas, a regional plan may suit you better — happy to help you pick. – Anna 💜
Emma D. · 4 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Emma, on 4G/5G where available. – James 💜
Max V. · 5 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Max, then it activates automatically on arrival. — Laura
Katya L. · 6 months ago
Is 5G supported or just 4G?
Yes Katya, 5G is supported where the local network offers it, otherwise fast 4G. – Sara, GotoeSIM Support
Mei N. · 7 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Mei! Add it via SIM manager and you're set. – Emma 💜
Mohammed H. · 9 months ago
Can I use this for hotspot/tethering?
Yes Mohammed, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Ken, GotoeSIM Support
Giulia T. · 10 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Giulia — no extra charges, it's all prepaid. — Ingrid, GotoeSIM Support
Max F. · 1 year ago
How long does the QR code take to arrive after payment?
It's immediate, Max! The QR code is delivered the moment your payment goes through. – David, GotoeSIM Support
Budi B. · 1 year ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Budi! The eSIM just handles data. – Priya, GotoeSIM Support