A 42-year-old man has been placed in police custody by a court. He is accused of using a hammer to kill his 34-year-old partner.
The alleged incident occurred in Gbetsile, an area near Kasoa.
Authorities believe the killing may have followed a domestic dispute between the two.
The Ghana Police Service has indicated the investigation is ongoing.
The man appeared before a court and was remanded.
Further legal proceedings are expected.