Overview
- A chemical spray was discharged inside the Nagoya Ryucho Post Office near Kanayama Station on Wednesday, July 1, and staff called emergency services after noticing irritation in the building.
- Eight people inside the post office reported throat or eye irritation and five people aged about 20 to 50 were taken to hospital with light injuries.
- Aichi Prefectural Police arrested 22-year-old Huynh Nhat Zui on July 2 on suspicion of obstructing business, and he told officers he accidentally pulled the spray’s lever.
- Police and local reports identify the substance as commercially sold bear‑repellent spray, which can cause throat, eye and skin irritation but produced only minor injuries in this incident.
- Investigators remain on site and are collecting evidence to determine the circumstances and intent, and postal staff and customers who were affected are receiving follow-up care.