Sanada Yukimura is known as one of the most resourceful general in the Sengoku era.
He is generally known for the name of "Sanada Yukimura", but his real name was "Sanada Nobushige".
His clan originally served the Takeda clan.
After the extinction of the Takeda clan, the Sanada clan became a daimyou after many complications.
Sanada Yukimura and his father, Sanada Masayuki, are known as old enemies of Tokugawa Ieyasu.
They defeated the army of Tokugawa clan in a few armies.
Therefore it is said that Tokugawa Ieyasu was so afraid of the Sanada clan.
In addition, the army of Sanada clan was well known for its all red armors.
It's called "Sanada no akazonae"(red arms).
He was defeated by Tokugawa Ieyasu at last.
However, the excellence of his ingenuity is famous even now.
*The anime which he comes out started recently in Japan.
It's "BRAVE 10".
If you are interested in Sanada Yukimura, you should check it out this anime.