Tokyo Metropolitan Police Department
The Metropolitan Police, with a staff of more than 40,000 police officers, and over 2,800 civilian personnel, manages 102 stations in the prefecture.
History of the Metropolitan Police Service
In 1839, the Bow Street Runners, the Foot and Horse Patrol and the Thames River Police were amalgamated with the Metropolitan Police. However, the City of London Police, created in the same year was an independent force. In 1842 taking over a function formerly the responsibility of the Runners, a new investigative force was formed as the "Detective Branch". And first consisted of; two Inspectors, six Sergeants and a number of Constables.