What is munenori yagyu?

Some articles on munenori yagyu, munenori, yagyu:

Ninja Resurrection - Plot - Hell's Spawn
... Jubei's father, Munenori Yagyu, scolds him for his constant murders but Jubei makes excuses ... Munenori challenges Jubei to a duel warning him that he will not hesitate just because Jubei is his son ... Jubei attacks but restrains himself and only slashes Munenori's shirt ...
Takenaga Hayato
... The YAGYU SHINGAN ryu in its entirety is a school of Heiho (Military Strategy and Tactics) jutsu ... Takenaga left his home in Sendai and travelled to Edo where he became employed by the Yagyu family ... Yagyu Munenori (b.1571 - d.1646) later heard of the martial prowess of Takenaga Hayato and allowed Takenaga to engage in training the Edo line Yagy ...