Hours, Closing days, Access to the library Library hours : Monday to Friday, 9:20-16:50 Reception: 9:20-11:50, 13:00-16:00 Photocopying hours : 9:20-16:30 ■Closing days： 2nd Wednesday,Saturday, Sunday, Holidays, New year's holidays, Stacks inspection days and days of special Institute events. ■Access to the library： 　 Hongo-sanchome Metro Station, Marunouchi-Line or Oedo-Line. 　 Cars & taxies are permitted to pass only through the Tatsuoka Gate.