斎藤氏
Saitō Toshikazu (齋藤俊一) (died 1582), also known as Saitō Toshizo (斎藤歳三), was lord of Ikuchiyama in Tanba Province as well as a member of the Saitō clan. Toshikazu served the Akechi clan at the Battle of Yamazaki, the battle between Oda Nobunaga's two "de facto" successors Akechi Mitsuhide and Toyotomi Hideyoshi. He tried to flank Hideyoshi's lines but was executed by Horio Mosuke.