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, 14:41, 27 February 2007
* ''Distinction: [[Oda clan|Oda]] retainer''
* ''Death: [[1584]]''
Sadamasa was a son of [[Hatakeyama Masayori|Hatakeyama Harima no kami Masayori]] and the nephew of [[Hatakeyama Takamasa]]. He was encouraged by [[Kennyo Kosa]] to revolt (in conjunction with [[Matsunaga Hidahide]]) against [[Oda Nobunaga]] in [[1577]]. He later joined the alliance (headed by [[Tokugawa Ieyasu]]) against [[Toyotomi Hideyoshi]] in 1584 but was killed in the fighting. Sadamasa's descendants went on to serve the [[Tokugawa clan]].
==References==
* Initial text from ''Sengoku Biographical Dictionary'' ([http://www.samurai-archives.com Samurai-Archives.com]) FWSeal & CEWest, 2005
[[Category:Samurai]]
[[Category:Sengoku Period]]