User blog comment:CommanderStarboy76/Innocence Lost Case Finale Decisions/@comment-33574414-20160501064013

I bet everyone's guesses are wrong. My guesses is:

Victim: SILVERee (The Head Hunter)

Suspects: Ronin Ozawa, Sanjay Korrapati, Tsukada Hiroshi, Obassan and Tsukada Chieko

Killer: Tsukada Chieko