Here is the full list of all 57 《Drifting : Weight of Feathers》 achievements.
kill 1 soldier
kill 20 soldiers
kill 50 soldiers
kill 1 flying soldier
kill 10 flying soldiers
kill 20 flying soldiers
kill 1 dead soldier...?
kill 5 dead soldiers...?
kill 1 sniper
kill 10 snipers
kill 25 snipers
kill 1 repair drone
kill 10 repair drones
kill 30 repair drones
kill 1 tentacle
kill 6 tentacles
kill 10 tentacles
kill 1 dropship
kill 3 dropships
kill 5 dropships
kill 1 military drone
kill 1 mech soldier
kill 1 mech tank
kill 4 mech tanks
kill 8 mech tanks
kill 1 turret
kill 10 turrets
kill 20 turrets
destroy 1 trap mine
destroy 10 trap mines
destroy 20 trap mines
wall-run on whale
wall-run on caro ship
complete tutorial stage
complete stage 1
complete stage 2
complete stage 3
complete stage 4
complete stage 5
complete stage 6
complete stage 7
use kunai to kill multiple enemies
kill 1 enemy by throwing enemy projectiles
kill 20 enemies by throwing enemy projectiles
kill 50 enemies by throwing enemy projectiles
travel by grabbing thrown enemies
throw without aiming
throw the same enemy twice in a row
throw the same enemy thrice in a row
shoot the whale-calling sphere
let your EXOS-ARM overheat
dodge at the last second during enemy attack
dodge at the last second during enemy attack 5 times
dodge at the last second during enemy attack 15 times
watch tutorial opening cutscene
watch stage 1 opening cutscene
watch stage 7 ending cutscene