警 - admonish, commandment

horn; alarm; whistle; foghorn

National Police Agency; NPA

police officer; policeman; constable

defense; defence; guard; policing; security

prefectural police

warning; alarm; alert

alarm (fire, burglar, railroad-crossing, etc.); sensor

police

bodyguard; escort

prefectural police (Osaka or Kyoto)

vigilance; caution; alertness; precaution; being on guard

police inspector