China mainland & Japan & South Korea 3GB 15Days eSIM Reviews & Details — 0.0★

Coverage & networks

China mainland China Unicom 5G
Japan KDDI/au 5G
South Korea SKTelecom 5G

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Frequently asked questions

How much does the China mainland & Japan & South Korea eSIM cost?

The China mainland & Japan & South Korea 3GB 15Days plan costs $9.12 for 3 GB over 15 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 eSIM TopUp 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

O

Omar B. · 2 months ago

Can I use this for hotspot/tethering?

Laura eSIM TopUp Support

Yes, hotspot and tethering are supported. It uses your plan data as normal.

M

Mohammed F. · 4 months ago

Is roaming charged extra or is it all included?

David eSIM TopUp Support

No extra roaming fees — the price you see is the price you pay.

J

James H. · 6 months ago

Can I top up the same eSIM instead of buying a new one?

Anna eSIM TopUp Support

Top-ups are supported on most plans — look for "Top-up supported" on the plan page.

G

Giulia D. · 8 months ago

Will this keep my WhatsApp active with my home number?

Yuki eSIM TopUp Support

Your regular number is unaffected. WhatsApp will keep working as it does at home.

M

Mohammed D. · 10 months ago

How do I check how much data I have left?

James eSIM TopUp Support

Open the app and go to My eSIMs — usage updates there. You can also see it on your account page.

M

Mohammed B. · 11 months ago

How long does the QR code take to arrive after payment?

Ingrid eSIM TopUp Support

Delivery is immediate. The QR is in your account the moment payment clears.

A

Ananya D. · 1 year ago

Do I need to install it before I travel or after I arrive?

Ken eSIM TopUp Support

Set it up before departure. Installing needs internet, and airport Wi-Fi is not always reliable.

L

Liam C. · 1 year ago

Which networks does this connect to?

Sophie eSIM TopUp Support

It connects to major local operators and switches automatically as you move.

S

Sven L. · 1 year ago

Great guide, the setup steps were really helpful.

Emma eSIM TopUp Support

Thanks — glad it helped. Enjoy the trip!

E

Emma C. · 1 year ago

Does the validity start on purchase or on first use?

Tom eSIM TopUp Support

On first use — the countdown begins when the eSIM connects to a network abroad.

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Grace B. · 1 year ago

Thanks, installed with no problems on my Samsung.

James eSIM TopUp Support

Great to hear — thanks for letting us know. Safe travels!

M

Marco B. · 1 year ago

Does this work on an iPhone 13?