While Tsunemori had concerns about the selfish behavior of members of the clan, he gave away the reigns of the family to his legitimate heir, Tsuneaki KIKKAWA in 1350, and died of disease in 1358.
経盛は一族の身勝手な行動に憂慮し、1350年に嫡子の吉川経秋に家督を譲り、1358年に病死した。