Overview
- The attack was reported at 4:30 p.m. local time inside Yokohama Rubber's Mishima plant in Shizuoka Prefecture.
- Fifteen people were injured — seven by stab wounds and eight by a sprayed liquid — with all taken to hospitals and five listed as more seriously hurt but conscious.
- A suspect was arrested at the facility, and Japanese media say he is linked to the factory and may face attempted murder charges.
- Local outlets report the attacker wielded a survival knife, appeared to wear a gas mask, and told police he is 38.
- Authorities are analyzing the substance, which some reports suggest could be a bleaching agent, while motive inquiries continue.