In September, when Hideyoshi TOYOTOMI invaded Ecchu Province taking a large force of 100,000 men with Toshiie working as a leading guide there, Narimasa surrendered, so that Toshiie's legitimate child Toshinaga MAEDA had three counties of Tonami, Imizu and Nei added in Ecchu Province, with the result that they became a great daimyo who owned three provinces governed by a father and a son.
8月、利家が越中への先導の役を果たし豊臣秀吉が10万の大軍を率いて攻め込むと成政は降伏し、嫡子前田利長に越中国のうち砺波・射水・婦負の3郡を加増され、父子で三ヶ国を領する大大名となる。