Niwa Nagahide was a Japanese samurai of the Sengoku through Azuchi-Momoyama periods of the 16th century. He served as a retainer to the Oda clan, and was eventually a daimyo in his own right. From his youth, Nagahide served Oda Nobunaga and became one of his senior retainers, going on to fight in the Oda clan's major battles, such as the Battle of Nagashino. He was also an effective governor tasked with the construction of Azuchi Castle, among many of other deeds. Wikipedia
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