This is the 3599th most frequent Japanese word.
通報
"通報" means "report" or "notification," often to authorities.
Report information about an incident or crime to an official authority.
彼は警察に通報しました。
He reported to the police.
Promptly notifying an occurrence to the appropriate party.
通報を速やかに行ってください。
Please report it promptly.
The necessity of notifying an event or situation for appropriate actions.