Naruto: Path Of The Ninja 2 Codes -

Characters:
Complete the indicated task to unlock the corresponding character.

Sasuke Second-State (Curse Seal 2 Sasuke Uchiha): Get 30 Regional Cards then talk to the person to the left of Anko. 
Enma: Get 20 Regional Cards in Wi-Fi mode then talk to the person to the left of Anko. 
Gaara: Earn the "Jonin" rank on the "The Power of Shukaku!" mission. 
Guy Might (Might Guy): Complete the game, go to Kakashi Hatake's house, then choose Guy Might after the dialogue. 
Hako (Hakou): Get 10 Regional Cards in Wi-Fi mode then talk to the person to the left of Anko. 
Itachi: Complete "The Last of the Uchiha Clan" in Ibiki's mission. 
Jiraiya: Play 10 rounds in Wi-Fi mode. 
Kakashi Hatake: Complete the game. Go to Kakashi's house and speak to him. Select Kakashi to get his card. 
Kankuro: Earn the "Jonin" rank on the "I Challenge This Guy!" mission. 
Kisame: Complete "The Messenger from Dawn" in Ibiki's mission. 
Nine-Tailed Naruto: Get 100 Wi-Fi points. 
Rasengan (Ninja Tag): Get 5 Regional Cards in Wi-Fi mode then and talk to the person to the left of Anko. 
Sasuke Uchiha: Win a Wi-Fi match then talk to the person to the left of Anko. 
Temari: Earn the "Jonin" rank on the "Anki Vs. The Wind User" mission. 
The Fifth Hokage (Tsunade): Play 20 rounds in Wi-Fi mode. 
Zabuza: Win 100 matches in Special Survival in Ibiki's mission.