Nishinami-gumi Co., Ltd.'s former representative director was arrested on October 11, 2023, on suspicion of obstructing public contract proceedings related to the 'Hirakida Yanahara District Water Intake Construction Phase 1' project ordered by the Rural Development Department of the Shibata Regional Promotion Bureau, after receiving guidance on the project's estimated price and winning the bid through fraudulent means. The individual was subsequently fined on November 1, 2023, and the penalty was finalized on November 16, 2023. This conduct falls under Article 28, Paragraph 1, Item 3 of the Construction Business Act. As a result, Niigata Prefecture issued a suspension order for the company's civil engineering business activities, limited to public works, from March 27, 2024, to March 26, 2025. The suspension applies to civil engineering, paving, carpentry, painting, water works, and demolition activities. The company's main office is located at 196 Nishi-jo, Tainai City, Niigata Prefecture.