According to documents submitted by Marusho Nōzai Co., Ltd. to Koichi Prefecture, it was found that in steel structure work requiring the appointment of a dedicated chief technical engineer under Article 26, Paragraph 3 of the Construction Business Act and Article 27 of the Enforcement Order, a person not designated as the sole responsible person at the office under Article 7, Item 2 of the Act was appointed as the chief technical engineer. This constitutes a violation of Article 26, Paragraph 3 of the Act and falls under Item 2 of Paragraph 1 of Article 28 of the same law. The order issued by Koichi Prefecture mandated measures to prevent recurrence, including proper personnel placement, internal training, and reporting, as detailed in the official document. The violation was related to steel structure construction work, with the main office located in Susaki City, Kochi Prefecture.