2026.04.08

[Notice] Customer Support Business Hours During the 2026 Golden Week Holidays

Thank you very much for your continued support of Sophia eSIM.

We would like to inform you of our customer support schedule during the upcoming 2026 Golden Week holiday period as follows:

■ Customer Support Schedule

Holiday Period (Closed): Saturday, May 2 – Wednesday, May 6
Normal Business Hours: Thursday, April 30 – Friday, May 1, and starting from Thursday, May 7

■ Purchases and eSIM Issuance

Our website will remain fully operational 24/7 during the holiday period. You can purchase plans and issue your eSIM at any time. Please feel free to use our services for your Golden Week travels.

■ Inquiries

Inquiries received during the holiday period will be handled sequentially starting from Thursday, May 7. We apologize for any inconvenience this may cause and appreciate your understanding.

Thank you for choosing Sophia eSIM.

Best regards,

Sophia eSIM Support Team

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Attention

eSIM-Compatible Devices

Please check in advance whether the device you will be using is compatible with eSIM.

View list of
compatible devices
SIM Lock Release

You can use eSIM if your device is SIM-free. If it is not SIM-free, a SIM lock release is required.
For instructions on how to release the lock, please check the website of your current mobile carrier.
Internet Environment

Downloading the eSIM is done by connecting to a network such as Wi-Fi.
Customers traveling to Japan can download the eSIM before leaving their country to be able to use the internet immediately upon arrival in Japan.

*This product is for use exclusively within Japan. Also, as it is for data communication only, it cannot be used for calls or SMS.

About Recharging

You can easily recharge your Sophia eSIM’s data from the site below and continue using it as is!

Recharge prepaid SIM card. Prepaid SIM Recharge.com

*Important Note: This applies to SIMs with remaining usage periods and data.
For plans that slow down after exceeding the data limit, you can recharge as long as there are remaining days. However, for the 180-day and 365-day plans, recharging is not possible once the data runs out.

[Notice] Customer Support Business Hours During the 2026 Golden Week Holidays

■ Customer Support Schedule

■ Purchases and eSIM Issuance

■ Inquiries

Attention

eSIM-Compatible Devices

SIM Lock Release

Internet Environment

Compatible Devices List

iPhone Models Compatible with eSIM

Android Devices Compatible with eSIM

PC & Tablet Devices

About Recharging