Note: a "Final Chapter" should be considered "cleared" only if the credits roll shortly after.

Unlockable	How to unlock
Agu Masato	Clear Level 10 in Double Justice Mode
Black Asuka	Clear Epilogue "The road to honor" in Story Mode
Bukotsu Yoshimi	Clear Final Chapter "The real end" in Story Mode
Double Justice Mode	Clear the game once (at least four chapters long)
Guren Hitoshi	Clear Final Chapter "Towards a new goal" in Story Mode
Itomaki Eiji	Clear Level 4 in Double Justice Mode
Kurashi Hiro	Clear Final Chapter "Meaning of the clan code" in Story Mode
Onishi Hajime	Clear Level 1 in Double Justice Mode
Ootori Akisa	Clear Level 8 in Double Justice Mode
Same Toei	Clear Level 6 in Double Justice Mode
Shiryuu Rika	Clear Final Chapter "Alliance in disarray" in Story Mode