Clear the "Holy Moon In The Welkin" mission in Challenge Mode.
Lindow Amamiya(Infected)
Clear the "Holy Moon In The Welkin" mission in Challenge Mode.
Ren
Clear the "Anantaboga" mission in Challenge Mode.
Shio(Dress)
Clear the "Lunar Ambassador" mission in Challenge Mode.
Continue+ mode
Defeat Arda Nova to complete the game. Save the game after the credits. Load the saved game file and the game will continue with new missions unlocked.
Continue++ mode
Defeat Corrosive Hannibal to complete the game for the second time. Save the game after the credits. Load the saved game file. The game will continue with new missions unlocked.