The number of sworn and civilian employees, the hierarchical organizational structure, the police bureaus, and the police ranks are described. It is noted that in Japan, officer accountability is emphasized, with supervisors being disciplined for their subordinate officers' failures. Concerning gun control policy, only specified public safety personnel are permitted to possess firearms. Juvenile delinquency is noted to be increasing in Japan, as are police efforts to prevent delinquency through informal contracts with juveniles and their families. Police national and local efforts at crime prevention are noted to include establishment of crime prevention associations in about 690,000 locations throughout the country. Japan and the United States are compared in terms of cultural influences on crime, the standardization of police training, lateral entry, police mobility, and supervision.