We would like to inform you that our company web site had been inaccessible because of a web server failure since around noon yesterday. A recovery work was finished early this morning and it is currently accessible normally. The details are as follows.

• Period of failure : From May 22, 2017 12:14 pm to May 23, 2017 5:00 am
• Failure event : Being inaccessible to our company web site
• Cause : Hardware failure in the cloud service we use

We sincerely regret any inconvenience the system failure has caused to customers and any other users.