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