On February 5 and 6, 2026, safety audits were conducted on Smile Resort Inc. in Yuzawa, Niigata Prefecture. The audit revealed issues requiring corrective action, notably the installation of a wind speed meter on the No. 19 support of the first quad lift without completing the necessary facility modification procedures. The company was instructed to undertake corrective measures, including following procedures under Article 12 of the Railway Business Act, and to prevent recurrence of similar issues. The company must report the measures taken by April 27, 2026. The audit emphasized establishing a system to accurately grasp on-site conditions, regularly verify operational status, organize issues, implement necessary improvements, and strengthen safety management to ensure the feasibility of improvements. This enforcement action was issued by the Hokuriku Shinetsu Transport Bureau.