To unlock every character in the game automatically (except for Hyuuga Hanabi and 4th Hokage Yondaime), do the following. At the game's main menu, hold down R1 and R2 together, and press Square, Triangle, Square, Triangle. Then, press and hold down together L1 and L2, pressing Right, Up, Right, Up. Finally, press L3 and R3 (analog sticks) together. If done correctly, a sound will chime, and the characters will be unlocked for use.
Here are more characters you can unlock in the game, along with the method each character can be unlocked.
- Anbu Kakashi - Finish Ultimate Road
- Anko Mitarashi - Beat her in Ultimate Road
- Asuma Sarutobi - Beat him in Ultimate Road
- Hanabi Hyuuga - Date her in Ultimate Road
- Kurenai Yuhi - Beat her in Ultimate Road
- Taijutsu Naruto - Finish Ultimate Road
The characters listed below can be unlocked by completing the missions listed in Story Mode.
- Gaara - Chapter 2, Mission 7
- Haku - Chapter 1, Mission 2
- Hoshigaki Kisame - Chapter 3, Mission 8
- Jiraiya - Chapter 3, Mission 9
- Kankuro - Chapter 2, Mission 7
- Momochi Zabuza - Chapter 1, Mission 3
- Orochimaru - Chapter 2, Mission 6
- Sandaime - Chapter 2, Mission 6
- Shizune - Chapter 3, Mission 11
- Temari - Chapter 2, Mission 7
- Tsunade - Chapter 3, Mission 11
- Uchiha Itachi - Chapter 3, Mission 9
- Yakushi Kabuto - Chapter 3, Mission 10
The following characters can be unlocked rather easily in VS. mode. To select the “special” character on the left, hold down the Select button while you select the normal character listed on the right.
- Butterfly Chouji - Chouji
- Drunken style Lee - Lee
- CS2 Jiroubou - Jiroubou
- CS2 Kidoumaru - Kidoumaru
- CS2 Kimimaro - Kimimaro
- One-Tailed Naruto - Naruto
- CS2 Sakon - Sakon
- CS2 Sasuke - Sasuke
- Shukaku Gaara (normal-sized) - Gaara
- CS2 Tayuya - Tayuya
To unlock the first and second hokages, answer all ten questions asked by Ebisu. The third hokage can be unlocked by defeating the Heroes History mode. To unlock the fourth hokage, unlock each character in the game.
Addition by lrcreasybeet
To unlock the first and second hokages, do the following. First, select Ultimate Contest mode and complete it. Then, head to the academy and talk to Udon and Moegi, successfully completing their ten riddles. From there, go to Shushuya Restaurant. Here you will meet Ebisu. Answer his riddles like you did the earlier characters. When completed, the first and second hokages will be unlocked.