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