title: Iinuma
text: # Iinuma
  
  Iinuma (written: 飯沼) is a Japanese surname. Notable people with the surname include:
  
  * Masaaki Iinuma (飯沼 正明, 1912–1941), Japanese aviator
  * Iinuma Sadakichi (飯沼 貞吉, 1854–1931), Japanese samurai
  * Iinuma Yokusai (飯沼 慾斎, 1782–1865), Japanese botanist and physician
  