A man arrested for allegedly stabbing a woman to death at her apartment building in western Japan last week has told police the victim was a "total stranger," according to investigative sources.Police believe the 35-year-old suspect, Masashi Tanimoto, had followed Megumi Katayama, 24, as she left her office, boarded a train and went to her apartment building in Kobe on Wednesday night before attacking her, the sources said citing security camera footage.Tanimoto has been quoted by the police as telling investigators, "I don't know if I had an intention to kill, but it is true that I stabbed…READ FULL ARTICLE