Ys: The Ark Of Napishtim Nightmare mode
Successfully complete the game on any difficulty setting to unlock the nightmare difficulty setting.
Time Attack mode
Successfully complete the game on any difficulty setting to unlock Time Attack mode.
Alternate ending sequence
Successfully complete the game on the nightmare difficulty setting to see a picture of Crevia during the ending sequence.
Float in air
Go in the building above the item shop in the Human/Eraision city on the other side of the dungeon where you fought the first Boss, saving Isha. Climb up the stairs in the next room from the mayor’s room. When you are on the balcony, jump near the boxes and you will float in the air.
Cheat mode
At the main menu, select the “Cheats” option. Hit the following color crystals from left to right (in order): Red, Blue, Yellow, Red, Blue, Yellow. To accept the code, perform a downward thrust strike on the center pedestal piece. The following codes may now be enabled in the same manner:
- Unlock game completion bonuses
Hit Red four times, Blue four times, Yellow four times, Blue two times, Yellow two times, Red two times.
Start at level 10
Hit Red once, Blue two times, Red two times, Blue once.
Start at level 20
Hit Red once, Blue two times, Red two times, Blue two times.
Start at level 30
Hit Red two times, Blue two times, Red two times, Blue two times.
Start at level 40
Hit Red two times, Blue once, Red two times, Blue two times, Yellow once.
Start at level 60
Hit Red two times, Blue two times, Yellow two times, Red two times, Blue two times, Yellow two times.
All items half price
Hit Yellow two times, Blue two times, Red three times, Yellow three times, Red two times, Blue two times.
Maximum 20 item tool increase
Hit Yellow two times, Red two times, Blue two times, Yellow once, Red once.
Maximum Blirante sword
Hit Blue two times, Yellow three times, Red once, Blue once, Red three times, Yellow two times.
Maximum Ericcil sword
Hit Blue once, Yellow two times, Red three times, Blue three times, Red two times, Yellow once.
Maximum Livart sword
Hit Blue three times, Yellow two times, Red once, Blue once, Red two times, Yellow three times.
Maximum for all three swords
Hit Blue once, Yellow once, Red once, Blue three times, Red three times, Yellow three times, Blue once, Yellow once, Red once.
English opening sequence
Hit Blue two times, Yellow once, Red once.
Japanese opening sequence
Hit Blue once, Yellow once, Red once.
Japanese opening sequence with English text
Hit Blue four times, Yellow once, Red once.
English intermission sequence of Olha on beach
Hit Red five times, Blue three times, Yellow once, Red once, Blue two times, Yellow three times.
Japanese sequence of Olha on beach
Hit Blue once, Red once, Yellow once.
Japanese sequence of Olha on beach with English subtitles
Hit Blue once, Red two times, Yellow once.
Japanese sequence of Olha on beach in hard mode
Hit Red five times, Blue three times, Yellow once, Red once, Blue two times, Yellow three times.
English Napishtim sequence
Hit Blue once, Red once, Yellow once, Red two times, Blue once, Yellow two times.
Japanese Napishtim sequence
Hit Blue once, Red once, Yellow once, Red two times, Blue once, Yellow once.
English subtitled Napishtim sequence
Hit Blue once, Red once, Yellow once, Red two times, Blue once, Yellow three times.
Japanese subtitled Napishtim sequence
Hit Blue once, Red once, Yellow once, Red two times, Blue once, Yellow four times.
CG Romun fleet sequence
Hit Blue once, Red once, Yellow once, Red two times, Yellow once, Blue three times.
Animated Romun fleet sequence
Hit Blue once, Red once, Yellow once, Red two times, Yellow once, Blue three times.
CG Romun fleet battle sequence
Hit Blue once, Red once, Yellow once, Red two times, Yellow once, Red once.
Animated Romun fleet battle sequence
Hit Blue once, Red once, Yellow once, Red two times, Yellow once, Red three times.
Change game mode
You can customize the game by hitting Yellow (once or twice), Red (one to four times), Blue once, in order. The number of times that Yellow and Red are hit changes various aspects of the game, allowing you to create any desired combination:
- Yellow once: CG intermission sequences
- Yellow two times: Animated intermission sequences
- Red once: Japanese text and voices
- Red two times: English text and voices
- Red three times: Japanese text with English voices
- Red four times: English text with Japanese voices