On December 21, 1285, Yasumori, who was in his second house in Matsugayatsu, in the morning became aware of restlessness around him and went to yakata (a manor) in Tonotsuji for governmental work around noon.
11月17日、この日の午前中に松谷の別荘に居た泰盛は、周辺が騒がしくなった事に気付き、昼の12時頃、塔ノ辻にある出仕用の屋形に出向いた。