According to a theory put forward by Hideo KURODA, professor emeritus at the University of Tokyo, Nobunaga ODA beat IMAGAWA 'because Oda conducted a surprise attack on the Imagawa army, who were caught off guard while in the act of looting private homes.'
織田信長の勝因を、「民家への略奪行為で油断する今川方を急襲したから」とする説を、黒田日出男東京大学名誉教授が唱えている。