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

Asuma: 200,000 points
Chouji: 70,000 points
Gai: 250,000 points
Hinata: 200,000 points
Kakashi: 250,000 points
Neji: 100,000 points
Rock Lee: 60,000 points
Sai: 80,000 points
Sakura: 70,000 points
Sasuke: 710,000 points
Shikamaru: 75,000 points
Shino: 64,000 points
Tenten: 400,000 points
Yamato: 200,000 points