Canadian police have arrested a suspect in last week’s murder of a popular Japanese chef in Vancouver, according to local officials. It’s believed the suspect and the victim did not know each other. The incident happened in the early hours of June 5 when Wataru Kakiuchi, a Japanese citizen who worked at the Hapa Izakaya restaurant, was stabbed to death in East Vancouver. He died at the scene. On Wednesday, Vancouver Police announced that a 32-year-old man, Timothy Isborn, was arrested in Downtown Eastside on Monday afternoon. Prosecutors later charged him with one count of second-degree murder…