This study aims to determine the role of Kerapatan Adat Nagari (KAN) in solving the sako and pusako cases in Nagari Sulit Air, X Koto Diatas District, Solok Regency, West Sumatra. The research method used is descriptive qualitative with an ethnographic strategy. Data collection was carried out through in-depth interviews with 11 informants, observation, and documentation. The results of this st…