Bodies were in the living room and kitchen of their residence, police said
TokyoReporter
Victim suffered injuries not considered life-threatening, police said
Suspect has complained to police about the victim on several dozen occasions this year
Suspect was arrested and sent to prosecutors for the same crime on six occasions previously
In video footage, the kart is seen traveling in the far left lane of traffic as it crosses the Rainbow Bridge
Suspect told police, 'She became bedridden a few days before her death'
Officers handed out information sheets at JR Yugawara Station on Friday
Police suspect that the incident took place following a dispute over the collection of 'protection money' from persons working in the sex industry
Suspect told police, 'I drove after sampling some sake'
One suspect told police, 'I did not intend to kill'