Maeda Toshimasu (前田 利益; c. 1543 – 1612), better known as Maeda Keiji (前田 慶次) or Keijirō (慶次郎), was a Japanese samurai lord of the Sengoku period through early Edo period. He was the nephew of Maeda Toshiie and Maeda Matsu. In legends and fictions, he is one of the most celebrated kabukimono (samurai gangster) of the time period who is known for his monstrous height and his peerless strength. Toshimasu's horse and companion, Matsukaze, was one of the most famous warhorses in Japan.