Tomi family killings: Father arrested after mother and daughter found dead in Nagano home
Two bodies found in Tomi, Nagano; 46-year-old father detained on suspicion of attempting to kill teenage son with a knife. Investigation ongoing into deaths of an adult woman and a girl. (kumanichi.com)
Two bodies found at Tomi residence
On the morning of July 1, emergency responders discovered two lifeless individuals — an adult woman and a young girl — inside a private home in Tomi City, Nagano Prefecture. The discovery prompted an immediate police response and the area was secured while investigators began an on-site examination. (nbs-tv.co.jp)
Police said the discovery occurred shortly after a nearby shop contacted emergency services following an urgent report from a boy who had run from the house. Authorities treated the scene as a suspected homicide and initiated a criminal investigation. (nagoyatv.com)
Teenage son ran to a shop saying he was attacked
A teenage son from the same household ran to a nearby store in the early morning and sought help, telling shop staff that he had been attacked by his father. Reports identify the boy as a 14-year-old who had sustained injuries consistent with being cut by a blade and was taken to hospital for treatment. (newsdig.tbs.co.jp)
Witnesses at the shop alerted police, and officers who arrived at the scene quickly located the residence where the two deceased were found. Investigators have interviewed neighbors and people close to the family to reconstruct events leading up to the incident. (nbs-tv.co.jp)
Father detained on suspicion of attempted murder
Police later located and took into custody a 46-year-old man believed to be the father of the family, detaining him on suspicion of attempted murder for allegedly slashing the teenage son with a knife. Authorities said the suspect’s arrest followed a focused search after the boy’s call for help and the discovery of the two bodies. (oita-press.co.jp)
Officers described the detention as part of a broader probe into both the attack on the son and the deaths of the woman and girl, treating the incidents as connected until investigation proves otherwise. The suspect remains in police custody as detectives continue to gather evidence. (fnn.jp)
Police: suspect has admitted to the attack
According to police statements, the suspect has admitted to the act of attacking the teenage son during initial questioning, and investigators are pursuing further interviews and forensic tests. Officials told reporters they are working to determine the full sequence of events and whether additional charges related to the deaths of the two females will be filed. (fnn.jp)
Kept deliberately limited, investigators said details such as motive and the precise causes of death remain subject to medical and forensic confirmation. Autopsies and scene forensics are expected to play a central role in clarifying whether the woman and girl were victims of homicide. (kumanichi.com)
Forensic work and legal steps ahead
Nagano Prefectural Police have assigned detectives to process the scene, collect physical evidence, and coordinate autopsies with medical examiners to establish cause and time of death. These steps will inform prosecutors as they consider formal charges beyond the existing arrest for attempted murder. (nbs-tv.co.jp)
Authorities also said they will review telephone records, household information, and witness statements to build a timeline and identify any signs of prior domestic violence or warning indicators. Investigators cautioned that public details may be limited as the probe proceeds. (newsdig.tbs.co.jp)
City supports and community response
Tomi City officials indicated that municipal support systems for crime victims are available to the family and the local community as needed. The city maintains guidelines for assistance to those affected by criminal acts, and officials said they would coordinate with prefectural authorities on outreach. (city.tomi.nagano.jp)
Neighbors described a shock across the residential neighborhood as police carried out their work. Local authorities have appealed to anyone with information to come forward to aid the investigation while emphasizing support for the injured teenager and the bereaved family. (nbs-tv.co.jp)
The police investigation remains active, with both forensic results and witness testimony expected to shape next steps in the case. The prefectural prosecutor’s office will review evidence to determine whether additional arrests or charges will be pursued as the inquiry continues.
