event, incident / matter, affair / scandal

investigation such as by the police

investigate, usually a crime

restriction; restraint

restrict; restrain; (law enforcement) detain

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

Short for 警察署 (keisatsusho, “police station”). / police

straitjacket