At a Glance
- 38-year-old man arrested after stabbing 8 people and throwing bleach at 7 others at a Yokohama Rubber factory.
- Incident occurred in Mishima, Shizuoka Prefecture, west of Tokyo.
- Victims were conscious during transport; five were in serious condition.

Why it matters: The attack highlights that even in a country with strict gun control, violent knife incidents can still occur, raising concerns about workplace safety and emergency response.
A violent incident unfolded Friday at a Yokohama Rubber Co. tire factory in Mishima, Shizuoka Prefecture, when a 38-year-old former employee opened fire with a knife and threw bleach, injuring dozens. Police arrested the suspect, but the motive remains unclear.
The Attack
The assailant entered the factory and stabbed eight workers, then hurled bleach at seven others, prompting a swift emergency response. Five of the stabbed victims were in serious condition, though all were conscious during transport to hospitals.
- Eight people stabbed
- Seven people injured by bleach
- Five in serious condition
Details and Aftermath
Shizuoka prefectural police identified the attacker as a former employee who was carrying a survival knife and a gas mask. The incident prompted a review of safety protocols at the plant.
Key Takeaways
- 38-year-old suspect arrested after a knife and bleach attack
- 8 stabbed, 7 bleach-injured
- No motive disclosed
The incident underscores the need for robust workplace safety measures even in low-crime environments.

