Unlock Trophies
10 Piece Combo Meal (Bronze) - Destroy your enemies with evil teamwork!
A Single Step (Bronze) - Welcome to Disgaea 3: Absence of Detention! We welcome new and returning players alike! Enjoy!
All-Pro Receiver (Bronze) - Let's cross this continent!
Arcarnageologist (Gold) - Reaching the 100th floor...in Carnage!
As the World Turns (Bronze) - If it spins, it's only natural to want to spin it.
Eryngi Baal Slayer (Bronze) - I'm not going to get my "a" back?
Finale Complete (Bronze) - I will...become the Overlord!
Finger Flicking Good (Bronze) - Mooove! My fingers are on fire!!!
First Setback (Bronze) - That was just a warm. Now I'm ready to go!
Giga Damage! (Bronze) - More training! You can do more!
Gotcha! (Bronze) - Yay! You got a new ally!
Hardcore Gamer! (Bronze) - Thanks for playing! But we suggest you take a break.
Hop, Step, Jump (Bronze) - Isn't jumping sooo much fun?
BGM Lover (Bronze) - How 'bout buying some music for a change?
Call Me Nacho Cinco! (Bronze) - We're going to outer space, baby!
Ch.1 Netherworld Honor Student Complete (Bronze) - I am indeed the No.1 Honor Student!
Ch.2 Mao's Heart Complete (Bronze) - I was supposed to pour salt and pepper on it, instead of hot sauce!
Ch.3 The Freshmen Leader! Complete (Bronze) - Boss! Boss! Boss!
Ch.4 Almaz the Hero Complete (Bronze) - Babuu.
Ch.5 Grand War Complete (Bronze) - Hot Hot Sensitive Tongue Slash! Kiiiiiaaaaahhhhh!
Ch.6 The Reckoning Complete (Bronze) - Hmhmhm.
Ch.7 An Eye for an Eye Complete (Bronze) - Gimme an autograph later!
Combo No. 255 (Bronze) - I won't stop hitting until you stop getting up.
Commando King (Bronze) - Now you're the Class World King!
Cross Fists as Friends (Bronze) - It's a story about a friendship born through fisticuffs.
Demon King: Have It Your Way (Bronze) - Force your will on them, like the demon your are!
Platinum Trophy (Platinum) - Congratulations on getting all the trophies!
Playing Favorites (Bronze) - Aren't you happy to be surrounded by your favorite characters?
Puzzle Master (Bronze) - Erase everything! Train that brain!
Raspberyl Version Complete (Bronze) - You all graduate, today!
Reverse Pirates! Everything is Mine! (Gold) - Reverse Pirates, yeah! Nothing is left in our wake...
Reverse Pirates! I Shall Take Your Innocents! (Silver) - Reverse Pirates, yeah! We're taking all the Innocents with us!
Reverse Pirates! Your Treasure is Mine! (Bronze) - Reverse Pirates, yeah! All that treasure's just for me!
Shopping Spree (Bronze) - As a proud demon, I'll buy everything at the store!
I Got Gummed... (Bronze) - Why me...?
I Had an Axeldent! (Bronze) - Axel never stops working! Even in the Item World!
It's Da Bomb! (Bronze) - Playing with bombs in Homeroom? You're quite an honor student.
Item Spelunker (Bronze) - Congratulations on reaching the 100th floor! You're on the right track to become a hardcore player!
IWCA Flyweight Champion (Bronze) - You are the Item World Champ!
Kneel Before Cat God! (Bronze) - *blush* Oh, you can stand, meow.
Magichangician (Bronze) - Transform! Yeah!
Majin Academy Complete (Bronze) - I shall take over this Academy!
Master of the Chain (Bronze) - Do massive chains! Use your brain to the max!
Mega Damage! (Bronze) - You gotta train! For starters, a million damage!
Omni Bonus! (Bronze) - It's only natural for a demon to take everything.
PE Teacher Destroyer (Silver) - It's always been a dream to defeat a PE teacher...
The Shamshank Redemon (Bronze) - I'm just testing your loyalty.
The Towertastic Ten (Bronze) - This is the epitome of a tower!
Shut Up Already! (Bronze) - I'll never stop talking!
Super Honor Student (Bronze) - The HQ at this school is truly amazing.
Survival Class: Passed (Bronze) - You truly are the Survival Master!
Tera Damage! (Silver) - Even more training! Good job!
Treasure Hunter (Bronze) - Don't your legs feel stronger from all that jumping?
Trophy Shopper (Bronze) - I've been waiting for you in this Mystery Room!
Easier Homeroom Success
This will make it easier to pass topics in the Homeroom. If you press the [X] button just as the representatives say "Aye" the gauge on the right hand side of the screen will jump up much further (it plays a different 'dwoop' noise to cofirn if you got it). If you press [X] in time with the voting chances are the topic will pass.
Unlock Diez Gentlemen
Start a New Game+ while Mao is at least at the following level:
Beyond X - Level 64.
Pauline - Level 600.
Prinny Mask - Level 64.
Se-to-oh - Level 500.
Bo Tie - Level 300.
Breezy Satina - Level 700.
Gorillian - Level 64.
Goro - Level 400.
Shyrone - Level 64.
Unlock Cameo Characters
Aramis - Clear Class World Command Attack with less than 100 commands.
Asagi - Beat extra map 4.
Marona - Beat extra map 5.
Master Big Star - Beat extra map 1.
Pleinair - In Survival, get 7 Level Spheres and wish for the Mascot Character.
Prinny Mask - Play main story again.
Axel - Beat extra map 6.
Beyond X - Lose against Raspberyl on stage 1-5.
Laharl, Etna, and Flonne - Beat extra map 7.
Prism Red - Beat extra map 3.
Salvatore - Beat extra map 2.
Super hero Aurum - Finish 3rd Period of 'Raspberyl version'.
Unlock Characters from the PS3 Version (DLC)
Beat the main game and reach a certain point in the side stories. Upon accomplishing the second condition, you get a message about the character wanting to meet with you:
Kurtis - Beat First Period of Raspberyl Mode.
Prinny Kurtis - Beat First Period of Raspberyl Mode.
Gordon - Beat Second Period of Raspberyl Mode.
Jennifer - Beat Second Period of Raspberyl Mode.
Thurdsay - Beat Second Period of Raspberyl Mode.
Tink - Beat Third Period of Raspberyl Mode.
Unlock Hero Prinny and Mid-Boss
Clear "First love!? Legend of the Super Delinquint", then reach the postgame.