In 1763, Norinaga finally met Mabuchi whom he had secretly admired and modeled after, and this encounter, known as 'the night in Matsuzaka,' made him decide to carry out extensive research into "Kojiki" throughout his life.
宣長が本格的に『古事記』研究に進むことを決意したのは、1763年（宝暦13年）の、いわゆる「松坂の一夜」ではじめて私淑する真淵との出会いを果たした頃である。