Big Motor Street Tree: Suspect unknown, documents sent to prosecutors Saitama Prefectural Police. The roadside trees in front of the stores of the used car sales company "Big Motor" were withering in various places.

After interviewing 60 employees, police found that approximately 20 people admitted to spraying herbicides or instructing them to spray chemicals. Police were unable to determine the causal relationship between the herbicide spraying and the withering, and sent a document to the public prosecutor's office on suspicion of property damage.