Uchiyama was beheaded and his head was exposed to public view with zankanjo (document in which the charges in his lifetime [=reason to kill him] was written) (According to one theory, zankanjo was just placed on his dead body).
内山は首を落とされ、斬奸状（生前の罪状＝殺す理由を記した文書）とともに晒された（一説に遺体の上に斬奸状を置かれただけ、とも）。