Here is the full list of all 44 Onechanbara Z2: Chaos achievements.
This Must Be Your Favorite Game
Collect all accessories (not including DLC).
Defeat 50 bosses without taking damage.
Clear 50 stages without taking damage.
Clear all missions in any difficulty with a V rank.
Clear all missions in any difficulty with any rank.
Engage Dare Drive or Xtasy 100 times.
Clear all chapters of story mode in Berserk difficulty.
Defeat 2,000 enemies in Cross Merge Combination.
Defeat 1,000 enemies with Aya or Saki's Xtasy.
Clear all chapters of story mode in Violent difficulty.
Defeat 1,000 enemies with Kagura or Saaya's Dare Drive.
Call Kagura or Aya 150 times in Cross Merge Combination.
Call Saaya or Saki 150 times in Cross Merge Combination.
Defeat 10,000 enemies.
Obtain all weapons and rings.
Clear all chapters of story mode in Hard difficulty.
Obtain 100 V Ranks in your stage results.
Defeat 100 bosses.
Use Aya or Saki's Ecstasy Combination 100 times.
Use Kagura or Saaya's Ecstasy Combination 100 times.
Make use of all goddess statues in story mode.
Air-dodge 500 times.
Perform 50 COOL Combination Finishers.
Defeat 300 enemies by launching them out of bounds.
Achieve a 500-hit combo 30 times.
Defeat 100 enemies through stomping.
Obtain all characters' moves.
Save up 500,000 yellow orbs.
Defeat 1,500 enemies with physical attacks.
Defeat 500 enemies with Aya's knife or Saki's counter.
Perform 3,000 consecutive kills.
Defeat 1,000 enemies in midair.
Clear all chapters of story mode in Casual or Medium difficulty.
Defeat Evange (Xtatic).
Defeat 1,500 enemies with slash attacks.
Defeat Misha (Xtatic).
Learn Aya's Xtasy.
Chase 500 times.
Spin 1,000 enemies.
Begin Chapter 3 in story mode.
Learn Kagura's Dare Drive.
Begin Chapter 2 in story mode.
Begin the game.