On the other hand, due to his unidentifiable nature, he often appears in tales of fantastic of later years, as a hermit who waded through the troubled times of the Sengoku period, or a mysterious person like ninja.
一方、それだけに、戦国の乱世を渡り歩いた仙人あるいは忍者のような不思議な人物として、後世の伝奇物語などにしばしば登場する。