Due to system maintenance during the following time period, the OIH web site will be temporarily inaccessible.
Please be assured that access to the website will not be disrupted for up to one minute during this time.
We sincerely apologize for any inconvenience this may cause, and we ask for your understanding in advance.

We apologize for the inconvenience and thank you in advance for your understanding.

① Wednesday, December 9, 2020, between 2:00 pm and 5:00 p.m. for up to one minute. ② Tuesday, December 15, 2020, between 10:00 a.m. and 5:00 p.m. for up to one minute. ③ Wednesday, December 16, 2020, between 10:00 a.m. and 1:00 p.m. for up to one minute.

※Depending on the working conditions, the time may change slightly.