Here is the full list of all 39 GUILTY GEAR -STRIVE- achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Defeated the opponent with less than 30% of health left while in a match. (Excluding Tutorial Mode)
[TRAINING] Trained for more than 30 min.
Obtained all trophy.
[ARCADE] Defeated the Boss with 1 character.
[ARCADE] Been challenged to a battle by a rival character.
[ARCADE] Defeated an opponent with co-op.
[ARCADE] Defeated the powerful boss at the end.
[SURVIVAL] Win a round against the mysterious challenger.
[VS CPU] Win against a CPU opponent.
[TUTORIAL] Finished the tutorial until the end.
[MISSION] Completed 5 difficulty Lv.1 mission.
[MISSION] Completed 3 combo missions.
[MISSION] Completed 3 character match-up missions.
[REPLAY] Watched 3 replays that you have saved previously.
Spent 100,000W$.
[ONLINE MATCH] Fought a match in the Rank Tower.
[ONLINE MATCH] Fought a match in the Open Park.
[ONLINE MATCH] Completed the Network Mode Tutorial.
Reach Lv. 30 for one character.
Customize the hair, top, bottom, shoes, hat and equipment of your avatar.
Fished for the first time.
Played 100 matches. (Excluding Tutorial Mode)
Perform 10 Wall Breaks against an opponent while in a match. (Excluding Tutorial Mode)
Perform 5 Homing Jumps against an opponent while in a match. (Excluding Tutorial Mode)
Knock the opponent down during a Homing Jump while in a match. (Excluding Tutorial Mode)
Perform Roman Cancel 100 times while in a match. (Excluding Tutorial Mode)
Cancel a Roman Cancel with a special move 5 times while in a match. (Excluding Tutorial Mode)
Perform dash input Roman Cancel 10 times while in a match. (Excluding Tutorial Mode)
Successfully land a blue Psych Burst 10 times while in a match. (Excluding Tutorial Mode)
Successfully land a counter hit on an opponent with MAX R.I.S.C. Gauge while in a match. (Excluding Tutorial Mode)
Successfully block an attack with Faultless Defense 100 times while in a match. (Excluding Tutorial Mode)
Successfully block an attack with Instant Block 100 times while in a match. (Excluding Tutorial Mode)
Get into the Positive Bonus state without performing a Wall Break while in a match. (Excluding Tutorial Mode)
Defeated the opponent with a perfect while in a match. (Excluding Tutorial Mode)
Punish the opponent's ground throw whiff with a jumping attack 10 times while in a match. (Excluding Tutorial Mode)
Battled in 10 different stages.
Get into the Afro state while in a match. (Excluding Tutorial Mode)
Defeat the opponent in the Dragon Install state while in a match. (Excluding Tutorial Mode)
Play matches using 3 different characters. (Excluding Tutorial Mode)