How many volumes were held by library serving the southernmost prefecture of Japan in 2016?
Naha Naha (那覇市 , Naha-shi , ]) is the capital city of Okinawa Prefecture, the southernmost prefecture of Japan.
Itoigawa, Niigata Itoigawa (糸魚川市 , Itoigawa-shi ) is a city located in north-central Niigata Prefecture, in the Hokuriku region of Japan. s of 30 2016 , the city had an estimated population of 44,684 and a population density of 59.9 persons per km². Its total area was 746.24 sqkm .