At that time, Hideyoshi TOYOTOMI, a vassal of Nobunaga's, who was in Bicchu (the western part of Okayama Prefecture) as a commander in chief of the forces coming from around the Chugoku region, immediately made a peace treaty with Terumoto MORI, lead his army back east and killed Mitsuhide AKECHI (the Battle of Yamazaki).
このとき、中国方面総司令官として備中にあった信長の家臣豊臣秀吉は、直ちに毛利輝元と講和して軍を東に返して、明智光秀を討った（山崎の戦い）。