A horrifying incident at a tire factory in Japan has resulted in at least 15 people being injured due to a combination of stabbings and a chemical spray attack. Authorities report that among the injured, five individuals are in serious condition. The attack occurred in Shizuoka, where a man was arrested following the spree. Eyewitnesses describe the attacker wearing a gas mask while using a knife and spraying an unspecified chemical liquid on victims. Emergency services rushed numerous individuals to hospitals as police continue their investigation into the motives behind this traumatic event.