lt;detectivegt; in t

Out of Japan's 220,000 police officers, only 500 are professional investigators. This comparison alone shows the difficulty of passing such an exam.,After completing a three-month junior cadre course and nine months of practical experience at the police station, one can be promoted to inspector.,That is to say, as long as you don't spend extravagantly, by the age of thirty, a police officer's savings should be at least 1.5 million if not 20 million.。