Shidira

Skilling 'Em Softly

Cleared the 10 SP threshold

Psychic

Filled in every page of Sayaka's Report Card

From Zero to Hero

One Is the Loneliest Number

Two of a Kind

Three's a Crowd

Four by Gore

Five Alive

All's Well That Ends...Umm...

The Devil Wears a High School Uniform

Filled in every page of Kiyotaka's Report Card

The Game Hungers

Filled in every page of Byakuya's Report Card

Rebel Without a High School Degree

Filled in every page of Mondo's Report Card

Almost Almost Famous

Filled in every page of Leon's Report Card

Lost in Scanslation

Filled in every page of Hifumi's Report Card

The Sixth Nonsense

Filled in every page of Yasuhiro's Report Card

Hope's Peak Confidential

Filled in every page of Kyoko's Report Card

Mystic Donut

Filled in every page of Aoi's Report Card

Strangers in a Brain

Filled in every page of Toko's Report Card

Lovesport

Filled in every page of Sakura's Report Card

The French Disconnection

Filled in every page of Celeste's Report Card

Memoirs of a Fashionista

Filled in every page of Junko's Report Card

GoodFellows

Filled in every page of Chihiro's Report Card

Mr. Know-It-All

Filled in every page of every character's Report Card

Nine Coins, Nine Purses, Nine Bears

Collected 999 Monocoins

Ooh, For Me?

Collected 50 unique presents

Seriously, You Shouldn't Have

Collected every possible present

School's Out For Summer

School's Out Forever

Skill or Be Skilled

Cleared the 20 SP threshold

Ghostface Skillah

Cleared the 30 SP threshold

Hey, Big Spender

Enjoyed the exciting excitement of the MonoMono Machine 100 times

Rogue's Gallery

Unlocked all gallery items

You Must Acquit

Cleared a class trial without taking any damage

What's a Mistrial?

Cleared a class trial without having to retry a single time

The Color of Television

Destroyed 100 white noise lines across all class trials

Tuned to a Dead Channel

Destroyed 500 white noise lines across all class trials

Not From Concentrate

Cleared a class trial without using your Concentration skill a single time

Despair's Last Reward

Earned every other achievement in the game