Nagano-based Nippon Ski Resort Development (NSD) and Miyagi Zao Eboshi Resort in Miyagi Prefecture signed an alliance partnership agreement to seek more effective operation and attract more skiers in 2021-2022 winter season. 

NSD operates six ski resorts in Nagano Prefecture, one in Gunma Prefecture and one in Gifu Prefecture, and Miyagi Zao Eboshi Resort is a family-oriented ski resort with a 4,300 meters-course.