These are the 105 unlockables of the game and the requirements to
unlock each unlockable (Note: You'll still need to get Samurai Point to
actually use the unlocks):
Akagi's Face - Achieve 100 kills with 'Sadaha' sword Style
Akagi's Hairstyle - Achieve ending 'The Flames of Prajna.'
Akagi's Outfit - Defeat Akagi on Hard or higher difficulty
Akagi's Outfit ' Bandaged - Unlock 'J.J.'s Boxers' and participate in 'Rescuing the Count.'
Akemi's Apron - Conquer Akemi in night crawling
Akemi's Face - Conquer Akemi in night crawling
Akemi's Footwear - Conquer Akemi in night crawling