Unlock Costumes:

Ayane:

C3 = Complete Story Mode using Ayane on any setting.
C4 =Complete Story Mode using Ayane without continuing on default settings or above or Complete Story Mode using Ayane five times on any setting.
C5 = Earn 1.5 million points using Ayane in Survival Mode on default settings or above or Play as Ayane more than 25 times.
C6 = Complete over 50 stages using Ayane in Survival Mode on any setting or Play as Ayane more than 50 times.
C7 = Complete Time Attack Mode using Ayane in less than 4:15 on any setting or Play as Ayane more than 100 times.
C8 = Get "Tiara" item using Ayane in Survival Mode on any setting or Play as Ayane more than 200 times.

Bass:

C3 = Complete Story Mode using Bass on any setting.
C4 = Complete Story Mode using Bass without continuing on default settings or above or Complete Story Mode using Bass five times.
C5 = Get "Championship Belt" item using Bass in Survival Mode on any setting or Play as Bass more than 50 times.

Bayman:

C3 = Play as Bayman more than 10 times.
C4 = Get "Bayman's Missile" using Bayman in Survival Mode on any setting or Play as Bayman more than 30 times.

Ein:

C3 = Complete Story Mode using Ein on any setting.
C4 = Complete Story Mode using Ein without continuing on default settings or above or Complete Story Mode using Ein five times.
C5 = Get "Scrolls" item using Ein in Survival Mode on any setting or Play as Ein more than 50 times.

Gen Fu:

C3 = Complete Story Mode using Gen on any setting.
C4 = Complete Story Mode using Gen without continuing on default settings or above or Complete Story Mode using Gen five times on any setting.
C5 = Earn 1 million points using Gen in Survival Mode on default settings or above or Play as Gen more than 30 times.
C6 = Win a total of 48 matches using Gen in Survival Mode on default settings or above or Play as Gen more than 75 times.
C7 = Get "MahJong Counter" item using Gen in survival mode on any setting or Play as Gen more than 100 times.

Helena:

C3 = Complete Story Mode using Helena on any setting.
C4 = Complete Story Mode using Helena without continuing on default settings or above or Complete Story Mode using Helena five times on any setting.
C5 = Earn 2 million points using Helena in Survival Mode on default settings or above or Play as Helena more than 30 times.
C6 = Complete Time Attack Mode using Helena in less than 4:15 on default settings or above or Play as Helena more than 75 times.
C7 = Get "Rocket" item using Helena in Survival Mode on any setting or Play as Helena more than 150 times.

Jann Lee:

C3 = Complete Story Mode using Jann Lee using any setting.
C4 = Complete Story Mode using Jann Lee without continuing with default settings or above or Complete Story Mode using Jann Lee Five times on any setting
C5 = Earn 1 Million points using Jann Lee without continuing on default settings or above or Play as Jann Lee more than 50 times.
C6 = Get "Dragon" Item using Jann Lee in Survival Mode on any setting or Play as Jann Lee more than 100 times.

Kasumi:

C3 = Complete Story Mode using Kasumi on any setting.
C4 = Complete Story Mode using Kasumi without continuing on default settings or above or Complete Story Mode using Kasumi three times on any setting.
C5 = Complete Story Mode using Kasumi without continuing on default settings or above or Complete Story Mode using Kasumi five times on any setting.
C6 = Earn 2 million points using Kasumi in Survival Mode on default settings or above or Play as Kasumi more than 50 times.
C7 = Complete over 50 Stages using Kasumi in Survival Mode on default settings or above or Play as Kasumi more than 100 times.
C8 = Get "Cherry" item using Kasumi in Survival mode on any setting or Play as Kasumi more than 200 times.

Lei Fang:

C3 = Complete Story Mode using Lei Fang on any setting.
C4 = Complete Story Mode using Lei Fang without continuing on default settings or above or Complete story Mode using Lei Fang three times.
C5 = Earn 1 Million points using Lei Fang in Survival Mode on default settings or above or Complete Story Mode using Lei Fang five times.
C6 = Complete Tag Battle Mode using Lei Fang wearing C5 and Jann Lee wearing C5 or Play as Lei Fang More than 50 times.
C7 = Complete Time Attack Mode using Lei Fang in less than 4:15 on default settings or above or Play as Lei Fang more than 100 times.
C8 = Get "Decoration Cake" item using Lei Fang in Survival Mode on any setting or Play as Lei Fang more than 200 times.

Leon:

C3 = Complete Story Mode using Leon on any setting.
C4 = Complete Story Mode using Leon without continuing on default settings or above or Complete story ode using Leon five times on any setting.
C5 = Get "Missile" item using Leon in Survival Mode on any setting or Play as Leon more than 50 times.

Ryu Hayabusa:

C3 = Complete Story Mode using Ryu on any setting.
C4 = Complete Story Mode using Ryu with out continuing on default settings or above or Complete Story Mode using Ryu five times on any setting.
C5 = Earn 1 million point using Ryu inSurvival Mode on default settings or above or Play as Ryu more than 50 times.
C6 = Get "Green Tea" item using Ryu in Survival Mode on any setting or Play as Ryu more than 100 times.

Tina:

C3 = Complete Story Mode using Tina onany setting.
C4 = Complete Story Mode using Tina without continuing on default settings or above or Complete Story Mode using Tina five times on any setting.
C5 = Earn 1.5 million points using Tina in Survival Mode on default settings or above or Play as Tina more than 30 times.
C6 = Complete Time Attack Mode using Tina in less than 4:15 using default settings only or Play as Tina more than 75 times.
C7 = Get "Roast Chicken" item using Tina in Survival Mode on any setting or Play as Tina more than 100 times.

Zack:

C3 = Complete Story Mode using Zack on any setting.
C4 = Complete Story Mode using Zack without continuing on default settings or above or Complete Story Mode using Zack six times on any setting.
C5 = Earn 1 million points using Zack in Survival Mode on default settings or above or Play as Zack more than 50 times.
C6 = Get "Parfait" item using Zack in Survival Mode on any setting or Play as Zack more than 100 times