Thank you for using THK's website. Due to the recent discovery of a significant vulnerability in PHP, THK temporarily suspended some of our websites and services. However, we have completed necessary security measures and confirmed that our online content can be used safely, and so have resumed our websites and online services. They are now available as usual. We sincerely apologize for the inconvenience this temporary suspension may have caused. We will continue to strive to operate our websites and services safely so that you can use them with peace of mind.