In October of the same year, in the Battle of the Kasugai-zutsumi which broke out between Ishiyama Hongan-ji Temple and the Oda clan, while most warriors of his side were retreating from the Kasugai-zutsumi Bank, only Toshiie remained there and made a great achievement of killing the enemies.
同年、9月には石山本願寺との間に起こった春日井堤の戦いで春日井堤を退却する味方の中でひとり踏みとどまって敵を倒す功績を上げる。