Here is the full list of all 44 Aragami 2 achievements.
Find all collectibles in Woods of Memory
Equip the armor of a legendary hero
Complete Chapter 9
Charm an enraged Fanatic
Counter a fireball thrown by a Scorcher
Complete Chapter 8
Find all collectibles in Akatsuchi Palace
Complete Chapter 7
Find all collectibles in Highcastle
Find all collectibles in Devastated Village
Reach Level 30
Complete Chapter 6
Find all collectibles in Akatsuchi’s Capital
Complete Chapter 5
Complete Chapter 4
Find all collectibles in Daikizo Mine
Find all collectibles in Isolated Village
Perform a Stealth Assassination on a Nenshö Aragami
Eliminate 25 enemies while grabbed to a ledge
Complete Chapter 3
Perform a Shadow Pull on a Gatekeeper
Apply a Dye for the first time
Eliminate 10 enemies while clinging to a wall
Craft your first Equipment piece
Perform a Shadow Kill
Skip a cinematic
Complete Chapter 2
Obtain an S-Rank in 10 missions
Find all collectibles in Kakurega Village
Find all collectibles in Big Akatsuchi Mine
Eliminate 10 enemies while hiding in tall grass
Kill 300 enemies
Find all collectibles in Lone Mountain
Complete Chapter 1
Find all collectibles in Distant Countryside
Knock out 100 enemies
Unlock an Ability
Apply your first Essence Runes
Purchase a Support Item for the first time
Eliminate 25 enemies while airborne
Find a hidden collectible
Unlock a Shadow Power
Complete your first mission
Complete the Prologue