Unlockable - Parody Mode (Japan only) | |
| Parody Mode | Beat .hack//outbreak once |
Unlockable - Unlock Terajima Ryoko | |
| A female heavy axeman named Terajima Ryoko will post on the board in game, she will talk about getting lost in a dungeon and would like somebody to lead her out. Go to the dungeon, she will be on the bottom level. When you find her you will see a scene and you will both leave automatically. When you get back to Sigma server, she will give you her member adress. | |
Password - Secret Area | |
| At the bottom of an Ad in the October 2003 issue of Shonen Jump is the passcode: Abrasive False Tragedy | |
Easter Egg - DVD Easter Eggs | |
| In the Liminality DVD, select ''Data''. The highlight either Japanese TVCF, Japanese Promo Clip, or .hack//SIGN Characters. After that, press Right and Enter (or X on PS2 Controller). Each one will show a different clip on 3 characters. | |
Secret - Level 70 Dungeons | |
| Enter the words ''Resonating'' ''Worst'' followed by almost any word in the third category to access 67 different level 70 dungeons. Note : These dungeons are of all element varieties. | |
