Unlockable Pirate Ship Parts:
Obtain the following parts by defeating the corresponding pirate groups in the Item World:
ITEM - PIRATE GROUP
Black Drill - Construction Pirates on Floors 31+ (do not appear on Turn 2)
Eryngi (Body) - Artist Pirates on Floors 71+ (Item Growth Path only)
Galleon III (Body) - Sorry Pirates on Floors 41+ [first 5 floors only (x1-x5)]
Giant Turtle (Body) - Fisherman Pirates on Floors 1+
Hunk House (Top) - Warrior Pirates on Floors 61+
Metal Aft Propellor (Head) - Red Pirates on Floors 81+ (Item Growth Path only)
Mini-Yoshitsuna (Body) - Robo Pirates or Masked Rangers while Reverse Pirating
No.6 Locomotive (Body) - Item Express Pirates on Floors 41+ (Innocent Boost Path only) (do not appear on Turn 2)
Old Wagon (Body) - Farmer Pirates on Floors 1+ or Food Stand Pirates on Floors 11+
P Flonzor X Body - Meowkins Pirates on Floors 91+
Prinny (Body) - Prinny Pirates on Floors 71+ (Innocent Boost Path only) (do not appear on Turn 2)
Sharkpedo (Right) - Duck Pirates on Floors 21+ (do not appear on Turn 2)
Skull: Gentle Ram (Head) - Queen Pirates on Floors 81+
Starship Body G - Mech Pirates on Floors 61+ (do not appear on Turn 2)
Starship Stern G (Rear) - Rotten Golem Pirates on Floors 51+
Torn-Up Mast - Ghost Pirates on Floors 31+
Training Wing (Left) - Commando Pirates on Floors 51+ (Item Growth or Innocent Boost paths only)
Treasure Ship (Body) - Peachboy Pirates on Floors 51+ (Treasure Path only) (do not appear on Turn 2)
Unlock the following classes by performing the corresponding tasks:
CLASS - HOW TO UNLOCK
Android - Complete the main game and start a second playthough.
Archer - Have a Healer and Valkyrie at level 15.
Armor Knight - Have a Warrior at level 20.
Beast Master - Have a Warrior or Valkyrie at level 15.
Gunner - Have a Thief and Skull atlevel 15.
Lady Samurai - Have a Valkyire and Archer at level 30.
Magic Knight - Have a Warrior or Valkyrie, and Skull or Witch at level 30.
Masked Hero - Have a Thief and Warrior at level 25.
Ninja - Have a Thief and Skull at level 30.
Onmyo Monk - Have a Sorcerer and Ninja at level 30.
Professor - Have a Healer and Sorcerer at level 20.
Sorcerer - Have a Skull and Witch at level 15.
Unlock the following characters by completing the corresponding maps after completing the game. Note: Pass bills in the Senate to unlock the Extra maps:
CHARACTER - MAP
Asagi - Extra Battle Six.
Axel - Extra Battle One.
Etna - Extra Battle Four.
Flonne - Extra Battle Two.
Kurtis - Extra Battle Seven (after meeting him several times in Item World).
Laharl - Extra Battle Five.
Raspberyl - Extra Battle Three.
Zetta - Extra Battle Nine.
Unlock the following endings by performing the corresponding tasks:
ENDING - HOW TO UNLOCK
Axel Ending - Lose to Axel in Episode 6.
Desco Ending - Lose to Desco in Episode 3.
Desco's Epilogue - Set Desco as Valvatorez's Stepsibling in the Legendary Tree evil symbol.
Emizel Ending 1 - Lose to Emizel in Episode 1.
Emizel Ending 2 - Lose to Emizel in Episode 2-.
Emizel's Epilogue - Set Emizel as Valvatorez's Rival in the Legendary Tree evil symbol.
Fenrich's Epilogue - Set Fenrich as Valvatorez's Comrade in the Legendary Tree evil symbol.
Fuka Ending - Lose to Fuka in Episode 2.
Fuka's Epilogue - Set Fuka as Valvatorez's Twin in the Legendary Tree evil symbol.
Postgame Epilogue - Complete Extra Battles 1, 2, 3, 4, 5, and 6 after completing the game.
True Final Battle - Defeat the normal final Boss with Valvatorez at level 500 or higher.
Vulcanus Ending - Lose to Vulcanus in Episode 5.
Vulcanus' Epilogue - Set Vulcanus as Valvatorez's Lover in the Legendary Tree evil symbol.
Unlock Chara World:
To unlock Chara World, reincarnate 3 times while storing 99 levels or more in the process. After that, pass the bill "Go to Chara World" in the Senate.
Permanent Legendary Tree Relationships:
In Episode 4, you will unlock the Legendary Tree bill. Pass it in the Senate to obtain a new evil symbol. This is a strange and unique symbol that allows you to setup a "family tree" of sorts for the symbol's leader. One use for it is to unlock epilogues (See Endings cheat.), but its primary purpose is to grant special effects to the leader by setting relationships. Usually you lose these effects when a member is removed from the symbol's area of effect, but there are ways of making the relationships and their effects permanent:
RELATIONSHIP - EFFECT
Permanent Archenemies - Leader gains 50 percent stat boost when he/she kills Archenemy. - Leader kills Archenemy 10 times.
Permanent Comrades - Leader has 99 percent team attack chance with Comrade. - Leader and Comrade team attack together 10 times.
Permanent Lovers - Leader gets 10 percent HP regen when standing side-by-side with Lover. - Leader heals Lover 10 times. (Items and magic both OK.)
Permanent Mentors - Leader can use Mentor's spells from anywhere on the map when both are deployed. - Leader uses Mentor's spells when standing side-by-side 10 times.
Permanent Rivals - Leader gains 20 percent stat boost when Rival is deployed. - Leader and Rival attack and counter each other unarmed or with a Fist-type weapon 10 times.
Permanent Second Cousins - No special effects. - Leader and Second Cousin both participate in 10 battles together.
Permanent Stepsiblings - Leader can protect Stepsibling from anywhere on the map. - Leader protects Stepsibling from special attacks 10 times.
Permanent Twins - Leader gains 20 to 60 percent stat boost for wearing the same armor as Twin. - Leader and Twin wear the same equipment for 10 entire battles.
Undo any established relationship. - Pass a bill that costs 1000 mana.
Unlock the following rewards by performing the corresponding tasks:
REWARD - HOW TO UNLOCK
Candidate Ribbon - Complete 20% of the X-Dimension Stages
Celebration Ball - Complete 60% of the X-Dimension Stages
Gold Senator Badge - Complete 100% of the X-Dimension Stages
Lucky Headband - Complete 40% of the X-Dimension Stages
Victory Daruma - Complete 80% of the X-Dimension Stages
This is Disgaea 4! - Watch the opening anime. Enjoy Disgaea 4!
New Party Established - Clear up to Episode 3 in the main story.
E Pluribus Netherum - Clear up to Episode 7 in the main story.
Carnage in the Streets - Visit the Land of Carnage.
Fenrich's Mission - Watch Fenrich's epilogue.
The Melancholy of Fuka Kazamatsuri - Watch Fuka's epilogue.
Desco's New Purpose - Watch Desco's epilogue.
Vote for Emizel - Watch Emizel's epilogue.
Of Promises Past - Watch Artina's epilogue.
Fight the God Fight - Defeat God (self-proclaimed) and watch the ending.
Party On, Axel - Defeat Axel in the Post-Game and make him an ally.
Party On, Archangel Flonne - Defeat Archangel Flonne in the Post-Game and make her an ally.
Party On, Beryl - Defeat Raspberyl in the Post-Game and make her an ally.
Party On, Etna - Defeat Etna in the Post-Game and make her an ally.
Party On, Laharl - Defeat Laharl in the Post-Game and make him an ally.
Party On, Asagi - Defeat Asagi in the Post-Game and make her an ally.
Party On, Prinny Kurtis - Defeat Prinny Kurtis in the Post-Game and make him an ally.
Party On, Zetta - Defeat Zetta in the Post-Game and make him an ally.
Viva Sprites! - Fight five battles with the 'Classic' display option. Pixels still rock!
Baby's First Reincarnation - Reincarnate for the first time.
Snare Bear Stare - Throw and capture an enemy character in the base panel.
Success Comes From Failure - Get a Game Over from having your party get defeated.
Collateral Damage - Defeat an ally character.
Treasure Hunter - Open 100 treasure chests.
Lead-Tongued Tyrant - Persuade by force three times. Demons should always resort to violence!
Step Back and Watch the Fireworks - Explode ten Prinnies in a row.
The Power of Creation Compels You - Conduct your first Map Edit.
Pirate Is As Pirate Does - Conduct your first Reverse Pirating.
Scavenger Hunt Champion of the Netherworld! - Open all chests at the base from Episode 1 to Post-Game.
How's That Item World Coming Along? - Clear 30 floors in the Item World.
Hangin' at the Quick Yield - Max out the Rosen Queen Company customer level.
Phantom Thief - Steal 10 Rare and/or Legendary items.
Damages With Wolves - Inflict 100,000 damage.
Axel Statue Down! - Accidentally destroy Axel's statue in the Mystery Room.
Bottom of the 9999th! - Train an ally up to LV 9999.
Master Crafter - Increase an item up to LV 300.
Dominatrix Lovin' - Enforce discipline 100 times.
Timid Timmy - Cancel 1,000 battle actions.
Lobbyist Hobbyist - Give 50 bribes.
Scrooge the Pooge - Get over 100,000,000 HL.
Pirate Ninja - Defeat 100 Pirate Crew members in the Item World.
Intelligence Director - # All ranks of all job and monster classes can be created through Character Creation.
Special Stalker - Watch all of the special skills.
X-tra-Dimension-al Conquistador - Clear all of the X-Dimension maps.
Roaring Pringer Bringer Downer - Defeat Pringer X: Roar in the Land of Carnage.
Pimp My Ship - Collect all of the Pirate Ship parts.
Biggus Stickus - Inflict 10,000,000,000 damage.
Evildoer of the Year - Unlock all Evil Symbols.
Items Roadshow - Collect all items (excluding grades). Now aim for completing all the grades, too!
The End of the Beginning - Clear the main game and unlock the Post-Game.
Unanimously Elected - Earn all Bronze, Silver, and Gold trophies.