References
Tsuji, Shizuo. (1980). Japanese cooking: A simple Art. Kodansha International/USA, New York.
... size is 3.19 and the average family size is 3.47. In the town the population is spread out with 28.2% under the age of 18, 7.5% from 18 to 24, 33.5% from 25 to 44, 23.9% ...