No Ashikaga consolidation and uglier war in
https://en.m.wikipedia.org/wiki/Nanboku-chō_period.
Political : weak Shogun, while Emperor would be more Shogun-like, politically active and routinely deposed.
Religion l : weak Amaterasu worship (its associated with Imperial family), stronger Buddhism among upper class (especially more militant sect). Inari would be even more important among peasant as most widespread nonpolitical deity. More important local Shinto gods and shrine network.
Cultural : Greater regionalism, with local tradition more prominent as no stable national-imperial cultural centre last long. Kyoto might be sacked more often (less sacredness) and other Capital might be chosen by new dynasty in nearby areas.