On the third floor, I mean storing maps. There are places to provide hot water on the first and fourth floors of the city map, so you need to prepare your own cups. There is an electronic reading room on the 1 floor, and there is a reading room and a study room on the 2.3.4 floor. You can study for one day for 50 cents, with annual ticket 12. You can come in and out at will, and the time is 9.30-.