The next day 9th, allied forces of 28,000 (a theory says they were 27,000 or 30,000) of Nobunaga ODA and Ieyasu TOKUGAWA fought with those of 18,000 (a theory says they were 17,000) of Azai and Asakura across Anegawa River emptying into Lake Biwa.
翌28日、姉川河原で織田信長・徳川家康の連合軍28,000（27,000、30,000とする説もあり）と、浅井・朝倉同盟軍18,000（17,000とする説もあり）が琵琶湖へ注ぐ姉川を挟んで戦った。