All but one character can be unlocked through the use of rice currency. This character has their own requirements. There are also two models of non playable characters which can be unlocked for creation in CAW, however they do not possess their own movesets and can only be played in free/historical mode and murasame castle.

Unlockable	How to unlock
Aya CAW Model	Complete both Kenshin Uesugi & Kanetsugu Naoe's stories
Masanori Fukushima CAW Model	Complete both Kiyomasa Kato & Mitsunari Ishida's stories
Takamaru	Collect 33 Murasame Castle Tanuki on Normal Difficulity