Unlockables brought to you by
Buy the Reveal Path 1 Edict, choose "She's Coming...?" directly after battle 36 (Raide Oceanside) in the normal game.
To unlock Asagi during the first meeting with Fienne in chapter 4 you must win without Gig's help (you may have to do new game plus a lot to beat her)
Purchase the Reveal Path 2 Edict After battle 33 (Crying Mountain), choose "That must have really pissed you off". Beat Lord Median to unlock.
Obtain Demon path ending and start a new cycle.
Demon Bed Room
Obtain the Normal ending and start a new cycle.
Happy Hall Room
Clear 30 floors in any room priced 2000 GP
Unlock this room by clearing 30 floors in any room priced 6000 GP
Unlock this room by clearing 60 floors in any room priced 40000 GP
Day of Death
Unlock this room by clearing 100 floors in any room priced 60000 GP
Fist Dojo Room
Unlock this room by defeating a Merchant God.
Clear 60 Floors with any 20000 cost room (i.e. Crime Scene)