Thank you for using Human Academy Co., Ltd.'s various services.
Thank you very much.

As reported in various media outlets, in the programming language "PHP"
A serious vulnerability has been discovered in our AI Japanese conversation app, "HAi-J".
Therefore, in order to conduct an emergency inspection, we temporarily suspended our services on the following dates.

1. Target Services
AI Japanese conversation app "HAi-J"

2. Maintenance (Temporary Service Suspension) Date and Time
Japan Standard Time: October 21, 2026 (Wed) 23:50 - October 22, 2026 (Thu) 9:00

Following the above steps, we have continued to monitor the service status and confirmed that there are no issues.
We sincerely apologize for any inconvenience and trouble this may have caused our customers.

We will continue to strive to provide stable service, and we appreciate your continued support.