He is majoring in criminology at university.

His actions were considered criminal.

He is an excellent doctor.

He is a famous author, and his works are loved by many readers.

The Special Higher Police was a police organization that was active in pre-war Japan.

He is known as an expert in criminology.

My spouse is a doctor.

He is working as a member of the International Criminal Police Organization.

Special judicial police officers are working hard every day to protect the law in Japan.

The police contacted the victim's family.