title: Eiji Iijima
text: # Eiji Iijima
  
  Eiji Iijima (飯島 栄治, Iijima Eiji, born September 16, 1979) is a Japanese professional shogi player ranked 8-dan.
  
  ## Shogi professional
  
  ### Theoretical contributions
  
  Iijima invented the Iijima Bishop Pullback strategy which is named after him. He received the 16th Masuda Award (April 2009 – March 2010) for developing the strategy.
  
  ### Promotion history
  
  Iijima's promotion history is as follows:
  
  * 6-kyū: 1991
  * 1-dan: 1995
  * 4-dan: April 1, 2000
  * 5-dan: September 7, 2004
  * 6-dan: September 11, 2008
  * 7-dan: October 22, 2010
  * 8-dan: February 2, 2021
  