Complete the indicated task as well as Momohime's and Kisuke's Story modes to unlock the corresponding ending.

Kisuke: Alternate Ending #1: Defeat the final Boss while equip with both Descent into Misery and Threads of Fate.
Kisuke: Alternate Ending #2: View Kisuke's alternate ending #1, then defeat the final Boss with Oboro Muramasa equipped.
Momohime: Alternate Ending #1: Defeat the final Boss with Descent Into Misery and Threads Of Fate equipped.
Momohime: Alternate Ending #2: View Momohime's alternate ending #1, then defeat the final Boss with Oboro Muramasa equipped.