Japan from $2.90 a day
Explore Japan with fast and reliable LemonSIM eSIM or SIM Card plans for Tokyo, Osaka, Kyoto, Hokkaido, and more.
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How eSIM Works
1Install your eSIMFind the install link or QR code in your eSIM details and add the plan to your device.
- • Use stable Wi-Fi
- • Scan the QR code
- • Keep your primary SIM active if needed
2Activate your eSIMFollow the on-screen steps to activate the eSIM after installation.
- • Choose the new eSIM line
- • Turn on mobile data
- • Enable data roaming when required
3Label your eSIMGive the eSIM a travel label so you can identify it during the trip.
- • Use a clear destination name
- • Keep personal and travel lines separate
4Set as data line when travellingWhen you arrive, set the LemonSIM eSIM as the mobile data line.
- • Select LemonSIM for cellular data
- • Keep calls on your main SIM if needed
5Disable your usual SIM optionalTo avoid roaming charges from your home provider, disable your usual SIM data.
- • Turn off home SIM data
- • Leave calls enabled only if needed
Frequently Asked Questions
View allWhat is LemonSIM?
LemonSIM is a global travel connectivity provider offering eSIMs and physical SIM cards for international travelers. Our plans help you stay connected with reliable mobile data in destinations like Japan, the USA, Europe, and many more without expensive roaming charges.
What is an eSIM?
An eSIM is a digital SIM that lets you activate a mobile data plan without inserting a physical SIM card. Simply scan a QR code or install the eSIM directly on your compatible device.
What's the difference between an eSIM and a physical SIM card?
An eSIM is downloaded digitally and activated instantly, while a physical SIM card must be inserted into your phone. Both provide reliable mobile data, but eSIMs offer a faster and more convenient setup for compatible devices.
Which countries does LemonSIM support?
LemonSIM currently offers travel connectivity solutions for Japan, the USA, Europe, and will continue expanding to more destinations worldwide.