On the 13th, in a case where a 51-year-old man and three parents died after being stabbed with a knife in a house in Niihama City, Ehime Prefecture, police said that a former male colleague was on the scene with a knife against his father. I was re-arrested on suspicion of murder.

On the evening of the 13th, at a house in Niihama City, Ehime Prefecture, Kenichi Iwata (51), his father Tomoyoshi (80), and his mother Aiko (80) were stabbed by a knife and died. Arrested Kenichi's ex-colleague, unemployed Satoshi Kono (53), who was on the scene with a knife, on suspicion of violating the Gun Sword Law.

Subsequent investigations revealed that his father, Tomoyoshi, died of blood loss due to being stabbed in multiple places such as his chest and abdomen, and police re-arrested him on the 15th on suspicion of murder.

According to the police, he admitted the charges by stating to the investigation that "it is true that I killed him."

According to investigators, the other two who died were also stabbed in multiple places, including the chest, and police are investigating the cause of death and the circumstances leading up to the incident.

Keywords: suspicion, tomoyoshi, man, deaths, murder, house, death, parents, ehime prefecture, kenichi iwata, colleague, ehime 3, niihama city, nhk, knife