1993 - Japan - traffic police, detectives, and administrators do not carry guns
Norway - regular police do not carry guns on patrol - 2011
Ireland - regular police do not carry guns - 2011 - there are some armed teams for major incidents
United Kingdom - same as Ireland
Australia - possibly police in some areas are unarmed
China - the regular police are not armed
New Zealand - police usually do not carry guns - the guns are kept in the police cars
Canada - maybe some police do not have guns