そうさ捜査sousa
1.

A systematic process undertaken to gather information and evidence regarding a crime, including identifying suspects and uncovering the truth behind criminal activities.

2.

An official procedure carried out by authorized entities to examine a crime, focusing on locating individuals involved and collecting pertinent legal evidence to support prosecution.

3.

A detailed examination or scrutiny of events or circumstances related to a crime, often involving interviews, evidence collection, and analysis to establish what occurred.

Example:

警察は事件の捜査をした。

かたくそうさ家宅捜査katakusousa
1.

The act of conducting a thorough examination of a residence or property, typically by law enforcement, to gather evidence or information related to a criminal investigation.

2.

A legal procedure in which authorities inspect a home or dwelling to assess compliance with laws or regulations, often associated with gathering forensic or documentary evidence.

3.

A formal investigation, often authorized by a warrant, that involves searching a person's living space to uncover illicit activities or materials.

4.

The process of searching inside a residence as part of a broader legal inquiry, focusing on locations where potential evidence or relevant information may be found.

Example:

警察は家宅捜査をし2キロのヘロインを押収した。

そうさとうきょく捜査当局sousatoukyoku
1.

The governmental bodies responsible for conducting criminal investigations and enforcing laws to maintain public safety.

2.

The agencies or organizations that engage in the examination and inquiry of suspicious activities to gather evidence and solve crimes.

3.

Entities that have the legal power to investigate alleged violations of laws and regulations, often collaborating with other law enforcement agencies.

4.

Groups tasked with the oversight and management of investigative procedures in relation to criminal cases, ensuring adherence to legal standards.

そうさほんぶ捜査本部sousahonbu
1.

A temporary command center established within a police headquarters or station in response to serious crimes, responsible for directing and coordinating investigations.

2.

The central unit tasked with the organization and management of criminal investigations during significant incidents, often involving multiple law enforcement agencies.

3.

An operational facility set up by the police to oversee and streamline investigative efforts following major offenses, ensuring a unified approach to solving the crime.

こうかいそうさ公開捜査koukaisousa
1.

A method of investigation in which police share certain details about a case with the public to solicit information and assistance from civilians in order to resolve it more quickly.

2.

An investigative approach that involves making information about a crime known to the general public to encourage community involvement and gather tips from potential witnesses.

3.

The practice of police inviting public participation in solving a criminal case by publicly disseminating aspects of the investigation, thereby enhancing the chances of obtaining relevant insights or leads.

4.

A strategy employed by law enforcement to increase the likelihood of solving a case by releasing information to the public, thus fostering a collective effort in crime resolution.