Thank you for your continued patronage of HOTEL MYSTAYS Ochanomizu Conference Center. We will be performing air conditioning filter replacement work in Guest rooms on the following dates. Please be aware that we will be entering each Guest rooms to perform the work in the presence of a front desk staff member. We apologize for any inconvenience this may cause and appreciate your understanding and cooperation. [Dates] Tuesday, May 19th and Wednesday, May 20th, 2026 [Work Time] 10:00 AM - 3:00 PM *The time may vary depending on the progress of the work. *If you are staying at the hotel on those days and there are any times when entry into your room would be inconvenient, please inform the front desk staff in advance. *If you have any questions, please ask the front desk staff.