Unlocking Characters! You can by the following characters in the Anko's shop for a certain price:
Akamaru: 2,500
Gai: 3,500
Haku: 3,000
Iruka: 2,000
Kankurou: 2,500
Karasu: 2,500
Kyuubi Naruto: 5,500
Mizuki: 15,000
Neji Hyuuga: 2,000
Orochimaru: 50,000
Sharingan Kakashi: 7,500
Sharingan Sasuke: 100,000
Zabuza Momochi: 4,000