A mother and her 12-year-old daughter were found dead in their home in Higashigomori, Nagano Prefecture, on Tuesday morning. Police discovered their 14-year-old brother nearby with stab wounds and have arrested the 46-year-old father on suspicion of attempted murder regarding the son. The father is currently in custody, and has made statements hinting at involvement in the deaths of his wife and daughter. Authorities are investigating the circumstances surrounding the incident, and seeking to determine the motive. The family’s identities have not been released. This case is being treated as a potential double homicide and attempted murder. Further details are expected as the investigation progresses.