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