[Ookayama Library] Change in Operation of 2nd and 3rd Floors

June 24, 2026

During the summer period, it may be difficult to maintain a comfortable indoor temperature with air conditioning and roller blinds alone, posing a risk of heatstroke. Therefore, the use of the 2nd and 3rd floors will be temporarily adjusted during the period below. We appreciate your understanding in helping us protect everyone's health and safety.

Period of Operational Change Thursday, August 6 – Sunday, September 13
Transition Period Friday, July 3 – Wednesday, August 5
Transition Period
Weekdays Saturdays Sundays & Holidays
3F Group Study Rooms × ×
2F & 3F
(excluding Group Study Rooms)

Closed on Heat Stroke Alert for Tokyo region days
× ×
B1F & B2F
Period of Operational Change
Weekdays Saturdays Sundays & Holidays
3F Group Study Rooms × × Library Closed
2F & 3F
(excluding Group Study Rooms)
× × Library Closed
B1F & B2F Library Closed

* The B1F and B2F are open as usual.

  • During the transition period, the 2nd and 3rd floors will be closed on weekends and on weekdays when a Heat Stroke Alert is issued. (Group study rooms will remain available on weekdays.)
  • Please refer to Tokyo Heat Stroke Portal for updates on Heat Stroke Alerts.
  • Even outside the above period, operations may be adjusted if high temperatures are forecast due to Heat Stroke Alerts, etc.
  • Access through the automatic doors on the 2nd floor will not be available during both period.

Temperature and humidity data are available on terminals connected to the Science Tokyo network.

Ookayama Library Group, Library Services Division