Get Secondary Forms:
B that character in Story Mode. When playing in Vs. Mode, press R1 when the character is selected.
Get Characters:
Get Chiyo - Beat her master.
Get Chiyo - Beat Sasori’s True Form.
Get Deidara - Beat Deidara.
Get Itachi - Beat Itachi.
Get Kabuto - Beat Kabuto.
Get Kisame - Beat Kisame.
Get Orochimaru - Beat Orochimaru.
Get Sai - Beat Sai.
Get Sasori Hiruko - Beat Sasori.
Get Sasori (True Form) - Beat Sasori’s True Form.
Get Sasuke - Beat Sasuke.
Get Yamato - Beat Sai.
Get 100,000 Yen:
Begin a new Story Mode using save data from the original Accel game.
Get Narutimate Difficulty:
Complete all of Gai's challenges in Training Grounds.
Get 100,000 Yen/Bonus Characters 2:
Start a new game with Narutimate Hero 3 save data on your memory card.
Get Sasuke RPG Mode:
Complete Master Mode and all related side quests; next, head to the room where you first beat Sasuke, get the blue aura present there, and Sasuke RPG Mode will become available.
Naruto Shippuden: Narutimate Accel 2 PS2 Game Cheats
Source:http://www.gamingcheats.com/ps2/10262/naruto-shippuden-narutimate-accel-2-cheats.html
