Spend the indicated amount of points at the Omake store to unlock the corresponding character in Versus mode.

Asuma: 52,000 points
Baki: 100,000 points
Gai: 60,000 points
Hidan: 130,000 points
Hinata: 28,000 points
Jiraiya: 85,000 points
Kabuto: 42,000 points
Kakuzu: 130,000 points
Kurenai: 100,000 points
Orochimaru: 85,000 points
PTS Naruto: 10,000 points
PTS Sasuke: 10,000 points
Sasuke: 150,000 points
Shikamaru: 45,000 points
Tsunade: 85,000 points
Yugao: 100,000