Amid reports of a possible steel-frame collapse at the Yaesu Building, errors in the strength calculations were identified, and 2 Obayashi Corporation employees were referred to prosecutors.
Errors in the steel-frame strength calculations are reportedly suspected as the cause, raising the possibility of misconduct involving the steel structure of the Yaesu Building.
Investigative authorities referred 2 Obayashi Corporation employees to prosecutors and are reportedly examining the connection between the falsified strength calculations and the collapse.
As a case involving Obayashi Corporation, this article reports on the progress of the investigation through interviews with people involved and the submission of documents.