Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A Fleeting Chance	Complete Shonen-Doll's Character Arc.
A Pure Girl	Complete Wicked's Character Arc.
A Reason to Go Home	Complete all Go-Home Club members' Character Episodes.
A World, Surrounded by Close Friends	Accumulate over 100 friends with ? Affinity.
A World, Surrounded by Friends	Accumulate over 100 friends.
After the Moratorium	Complete Kagi-P's Character Arc.
Archetypal Self	Complete Ike-P's Character Arc.
Beginning of the End	Clear a melee battle.
Celestial Justice	Complete Shadow Knife's Character Arc.
Chat Pro	Send group WIRE messages over 10 times.
Desire and Discipline	Complete Stork's Character Arc.
Feelings Caged in Song	Complete all Ostinato Musicians' Character Arcs.
First Job	Clear the Mifue and Ayana battle.
Friend Groupie	View your field WIRE over 10 times.
Friends in a Past Life	Exterminate the Go-Home Club.
Global Investigator	Solve all Enigmas.
Glory Days Bygone	Complete Mirei's Character Arc.
Go-Home Club Activities START!	Begin activities as part of the Go-Home Club.
Hidden Powers Activated	Experience your first battle.
In Search of Your Individuality	Complete Sweet-P's Character Arc.
In the Depths of Your Heart	Complete a person's Character Episode.
One Who Reverts All to Zero	Complete Aria's Character Arc.
Pervert Trio	Clear the Suzuna and Naruko battle.
President's Decision	Banish Eiji from the Go-Home Club.
Reason for Hate	Clear the Kotono and Eiji battle.
Rebirth	Complete the main story with both the male and female protagonist.
Scars Left Behind	Collect over 300 Stigmas.
School Sleuth	Solve the mystery of the 21-class leader.
The Caligula Effect: Overdose	Acquire all achievements.
The Truth Unseen	Complete Kuchinashi's Character Arc.
This Unwavering Feeling	Complete Thorn's Character Arc.
Two Different Perspectives	Begin activities as part of the Ostinato Musicians.
Unfortunate Charisma	Clear the Shogo and Izuru battle.
Welcome to Mobius!	Answer µ's call.
What is Lo--uh, Strength?	Raise the protagonist's level to higher than 50.
Wishes' End	Complete µ's Character Arc.
µ's Wish	Complete µ's Remnant Episodes.