1. Nations not obsessed with crime;Adler,1983
2. Police and community in Japan;Ames,1981
3. Barclay, B. and Tavares, C. (2003). International comparisons of Criminal Justice Statistics 2001, Bulletin 12/03. London: Home Office.
4. Crime control in Japan;Clifford,1976
5. Criminal statistics in Japan: The white paper on crime, Hanzai Hakusho and Hanzai Tokeisho;Finch;Social Science Japan Journal,2000