Naruto: Saikyou Ninja Daikesshuu 3
Beat the game once to unlock next wallpapers:
Shino, Kiba, Neji, Rock Lee, Chouji, Shikamaru, Sakura, Sasuke, Naruto
Beat the game twice to unlock next wallpapers:
Sandaime, Jiraiya, Kakashi, Kankuro, Gai, Gaara.
Beat the game three times to unlock next wallpapers:
Temari, Ino, Tenten, Hinata.
Unlock Gai and Kakashi:
Defeat Level 1 and 2.
Unlock Jiraiya:
Beat the game.
Unlock Sarutobi, Sandaime and The Third:
Beat a chapter with a Hokage Rank.