Basic Police Radio Codes of Japan

In Japan, police use a mix of radio codes and plain language for communication. While they don’t use the North American “10-code” system, they have specific codes for various situations. Here’s a brief translation of common Japanese police codes:

CodeMeaning
100Armed robbery
101Hostage situation
110Emergency call (similar to a 911 call in the U.S.)
120Traffic accident
150Bomb threat
200Pursuit in progress (vehicle or foot)
300Burglary in progress
400Crime scene investigation
500Suspicious person or vehicle
600The officer requires assistance (backup needed)
700Domestic disturbance
800Emergency medical assistance is needed
900Fire Emergency
901Traffic control required
999Officer down / Officer in distress (immediate response needed)