According to the police and fire department, at around 7:20 pm on the 27th, the fire department was notified that there was a "collapse" at the construction site of the "Seto Tunnel" on the Linear Chuo Shinkansen in Nakatsugawa City, Gifu Prefecture.
According to the fire department, two people were injured and taken to the hospital.
Details such as the degree of injury and the situation of the accident are unknown.