title: Sadaaki
text: # Sadaaki
  
  Sadaaki (written: 貞明, 貞暁, 貞顕, 定敬 or 禎章) is a masculine Japanese given name. Notable people with the name include:
  
  * Sadaaki Akamatsu (赤松 貞明, 1910–1980), Japanese World War II flying ace
  * Hōjō Sadaaki (北条 貞顕, 1278–1333), Japanese regent
  * Sadaaki Konishi (1916–1949), Imperial Japanese Army officer
  * Matsudaira Sadaaki (松平 定敬, 1847–1908), Japanese daimyō
  * Sadaaki Senda (千田 貞暁, 1836–1908), Japanese politician
  * Sadaaki Yoshimura (吉村 禎章, born 1963), Japanese baseball player
  