In June 1582, as soon as Nobunaga died in the Honnoji Incident, Hideyoshi's Chugoku Ogaeshi (the term refers to the reaction to Honnoji Incident by Hideyoshi Hashiba, in which he rushed back to Bicchu even though he was in a battle with Mitsuhide Akechi in Yamazaki which was near the boundary between Settsu Province and Yamashiro Province when he learnt the news) and the Battle of Yamazaki started.
天正10年（1582年）6月、信長が本能寺の変で死去、秀吉の中国大返しと山崎の戦いが始まった。