The purpose of this study is to analyze the Batak customary ceremony in the festive atmosphere of Pekanbaru City, Tenayan Raya District, Kulim Village and To find out what is the reason for the change in Batak customary ceremony in Pekanbaru City, Tenayan Raya District, Kulim District ". The population in this study was all heads and housewives of Toba Batak ethnic Christians or Catholics in Te…