Successfully complete the indicated task in Story mode to unlock the 
corresponding character:

  ANBU Itachi: Successfully complete Sasuke's second labyrinth. 
  Gaara: Defeat Gaara in Rock Lee's flashback. 
  Green Suit Naruto: Find the flowers mission for Guy. 
  Itachi Uchiha: Defeat Itachi. 
  Jirobo: Win the fight against Jirobo. 
  Kabuto: Defeat Kabuto. 
  Kidomaru: Defeat Kidomaru. 
  Kimimaro: Defeat Kimimaro with Naruto. 
  Kisame: Survive Kisame's attacks. 
  New Sasuke: Win the fight against Sasuke. 
  Nine-Tailed Naruto: Transform into Fox Naruto. 
  Rock Lee: Defeat Kimimaro with Rock Lee. 
  Sakon: Defeat The Sound Four with Sasuke. 
  Tayuya: Defeat Sakon. 
  Temari: Defeat Tayuya. 
  Tsunade: Make Tsunade Hokage.