On the 5th, a 6-year-old daughter and 3-year-old son were found dead in a house in Isesaki City, Gunma Prefecture, and a 42-year-old father was arrested on suspicion of killing the eldest daughter. After the incident, the father left the house in a car and could not be contacted, and after that, he turned himself in at the police station and admitted that he had strangled the two people, so the police are investigating the motive and details of the circumstances leading up to his turning himself in.