Husband had been bedridden for several months before the incident, police said
TokyoReporter
Suspect told police, 'I was worn out from serving as her nurse,'
Police located one suspect at the residence of the family of his girlfriend in Fujisawa City, Kanagawa Prefecture
Suspect told police, 'There was work-related trouble between us'
Bodies were found along with two charcoal briquettes inside the vehicle
Suspect shot the victims at close range with police officers present on October 10
Gifu District Court handed the man a 9-year prison term on October 1
Assailant is believed to be in his 40s or 50s, police said
Japan Coast Guard: 'We want to eliminate local residents' anxiety'
Persons likely died between two and three weeks before the discovery, police said