China mainland & Japan & South Korea eSIM — reviews & details
China mainland & Japan & South Korea 500MB/Day · 500 MB/day · 1 days
620 reviews
Coverage & networks
- China mainland China Unicom 5G
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Grace T.
Japan · Aug 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Laura
GotoeSIM Support
· 11 months ago Thanks a lot, Grace! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Enjoy your journeys! — Laura, GotoeSIM Support
Arjun K.
Indonesia · Jul 2025
Worked fine but took a little while to connect at first.
Emma
GotoeSIM Support
· 11 months ago Thank you for taking the time, Arjun. We're constantly optimising speeds and coverage across China mainland & Japan & South Korea. Reach us anytime at gotoesim.com/support if we can help. – Emma, GotoeSIM Support
Min-jun B.
Malaysia · Jul 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. A must-have for international travel.
Emma
GotoeSIM Support
· 11 months ago Thanks a lot, Min-jun! Love that you were online the moment you landed in China mainland & Japan & South Korea. Safe travels, and see you on your next trip! – Emma 💜
Lucas B.
Turkey · Jul 2025
Installed in minutes by scanning the QR code. Activation was automatic when I arrived.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Lucas! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. We're here whenever you travel again. – Sophie, GotoeSIM Support
Olivia S.
Singapore · Jul 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Olivia! So happy the China mainland & Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Diego 💜
Zoe H.
Singapore · Jul 2025
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. – Anna 💜
Nguyen G.
Canada · Jul 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Five stars from me.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Nguyen! Great to know the setup was quick and easy. Enjoy your journeys! — Emma
Andre P.
Spain · Jul 2025
Decent speeds, though slower than I expected in a few spots. Streaming and video calls worked without buffering.
Diego
GotoeSIM Support
· 1 year ago Apologies for the trouble, Andre. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. – Diego 💜
Zoe M.
Japan · Jul 2025
First time using an eSIM and it was painless. Customer support answered my question quickly.
Sara
GotoeSIM Support
· 1 year ago Thanks a lot, Zoe! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Enjoy your journeys! – Sara, GotoeSIM Support
Andre H.
Vietnam · Jul 2025
Connected the moment I landed in China mainland & Japan & South Korea. I kept my normal number for calls while using this for data.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Andre! Thrilled it made staying connected effortless. – Tom, GotoeSIM Support
Lucas G.
Portugal · Jul 2025
Did the job without any drama. Data lasted the whole trip with room to spare. A must-have for international travel.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Lucas! So pleased it saved you from roaming bills. — Omar
Marco R.
Canada · Jul 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Enjoy your journeys! – Ken 💜
Ethan R.
United Kingdom · Jul 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Ethan! Great to know the setup was quick and easy. We're here whenever you travel again. — Yuki, GotoeSIM Support
Lucia B.
Malaysia · Jul 2025
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Lucia! Thrilled it made staying connected effortless. We're here whenever you travel again. — Priya
Mateo K.
Italy · Jul 2025
Bought it the night before my flight — smooth process in China mainland & Japan & South Korea. Setup instructions in the app were clear and simple. Would definitely buy again.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Mateo! Wonderful to hear it worked smoothly in China mainland & Japan & South Korea. Wishing you many more connected adventures! – Sara, GotoeSIM Support
Frequently asked questions
How much does the China mainland & Japan & South Korea eSIM cost?
The China mainland & Japan & South Korea 500MB/Day plan costs $1.80 for 500 MB/day over 1 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
Mei B. · 2 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Mei, then it activates automatically on arrival. – Mark 💜
Emma W. · 2 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Emma — not at purchase. — Tom
Anna L. · 3 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Anna — within seconds of payment, by email and in your account. – Diego 💜
Daniel K. · 3 months ago
Thanks, installed with no problems on my Samsung.
Yes Daniel, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. – Sara, GotoeSIM Support
Sri K. · 4 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Sri. — James
Hugo G. · 5 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Hugo! Feel free to hotspot to your other devices. – Omar, GotoeSIM Support
Min-jun S. · 6 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Min-jun — for multiple countries, check our regional plans. – Ingrid, GotoeSIM Support
Zoe G. · 7 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Zoe — no extra charges, it's all prepaid. — Grace, GotoeSIM Support
Nguyen M. · 10 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Nguyen, on 4G/5G where available. — Priya, GotoeSIM Support
Katya K. · 11 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Katya! The eSIM just handles data. — Yuki, GotoeSIM Support
Marco G. · 11 months ago
Is 5G supported or just 4G?
Yes Marco, 5G is supported where the local network offers it, otherwise fast 4G. – Sophie, GotoeSIM Support
Aisha T. · 1 year ago
Does this work on an iPhone 13?
Absolutely, Aisha! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Tom