Besides, although Toshiie is described as an old man and Keiji as a young man, there was little difference in the ages of real Toshiie and Keijiro (the reliable materials say that Toshiie was two years older, or that Keijiro was six years older.)
また利家と慶次を老人と青年として描写されているが、実際の二人に年齢差はほとんどない（利家が二歳年上、又は利益が六歳年上との資料が有力である）。