Just dial / push 110 for 24-hour police service.
When you call this number, give the following information to the police officer on the line:

1. The nature of the call, for example, accident or crime
2. Where it happened or the address
3. Your name

If you need to go to a hospital in case of emergency (e.g. road accident, sudden illness, etc.), you can call an ambulance by contacting the Fire Department. However, please do not call an ambulance unless you urgently need such assistance.

119 for Fire Engines and Ambulances
Tell the operator on the line:

1. Whether your call is for a fire or ambulance
2. Your location
3. Your name

When calling both 110 and 119, describe the location together with some area landmarks.

Police Boxes: The Unique Japanese Police System
Police boxes, called "koban", are places where policemen conduct a wide range of activities including patrolling neighborhoods and filing reports for crimes, missing persons, and lost and found items. In other words, they function as a "mini" police station.