Wifi & SIM Cards

Billion Connect Japan eSIM

Young woman using smartphone in bustling Tokyo street, Japan, highlighting eSIM connectivity.

Chureito Pagoda with Mount Fuji in the background, Japan.

Tokyo skyline with Tokyo Tower illuminated at dusk, Japan.

按自己的节奏探索

选择进入时间，想待多久就待多久

Seamlessly stay connected with the local 4G network everywhere in Japan without a physical SIM card. Explore the multi-day plan options and select the plan that best suits your needs.

Japan eSIM (days as per chosen)

Fast 4G LTE network (1 GB/day)

Stay connected on your visit to Japan with the choice of a local 4G LTE Network. Enjoy superfast connectivity no matter where you go as the wide coverage includes 150+ regions in Japan. With no need for a physical SIM, you can activate the services from anywhere immediately after purchase as there is no wait time for delivery or tackling the package. You can choose to use the 1GB data per day plans for various days of validity from as little as 1 day to a max of 1 month as per your need.

The installation process is highly convenient and easy. You can change the network based on the local performance without having to change the sim which allows seamless connectivity.

3 Days

1 GB data per day

Validity: 3 days from the time of activation

5 Days

1 GB data per day

Validity: 5 days from the time of activation

7 Days

1 GB data per day

Validity: 7 days from the time of activation

10 Days

1 GB data per day

Validity: 10 days from the time of activation

15 Days

1 GB data per day

Validity: 15 days from the time of activation

30 Days

1 GB data per day

Validity: 30 days from the time of activation

这些机票不能取消或改期。

Important Information

Click here to know about the eSIM activation process, including the installation process for iPhone and Google Pixel.

The QR code must be scanned and installed within the validity, otherwise, the eSIM QR code will be invalid and cannot be used.

After the eSIM is successfully added, you must activate it in the destination within the validity, otherwise, the eSIM won't work.

You must ensure that the mobile phone/device has a stable network while installing the eSIM.

The total days of plan validity are calculated to post the date of activation.

You can only install the eSim once per device to be used by one person.

If you uninstall the eSim you won't be able to reinstall it.

You can enable only one eSIM plan (cellular plan) at a time.

Please check whether your device supports the eSIM function. You can find the list of supported devices here.

Your eSIM information with a QR code will be emailed to you shortly.

Please ensure a stable network while installing.

Click here to know about the eSIM activation process.