Here is the full list of all 50 Bayonetta achievements. It takes around 35-40 hours to unlock all of the achievements on Windows.
Complete all Chapters on ∞ Climax difficulty.
Obtain seven complete Angelic Hymn Gold LPs.
Complete all Chapters on Hard difficulty.
Complete Chapters 14 through the Epilogue on Hard difficulty.
Complete all Alfheim portals.
Discover all of the Umbra Witches' final resting places.
Discover all Alfheim portals.
Complete Chapters 12 and 13 on Hard difficulty.
Complete Chapters 8 through 11 on Hard difficulty.
Complete half of all Alfheim portals.
Complete Chapters 5 through 7 on Hard difficulty.
Complete Chapters 1 through 4 on Hard difficulty.
Complete all Chapters on any difficulty.
Complete Chapters 14 through the Epilogue on Normal difficulty.
Complete all Chapters on Normal difficulty.
Defeat Father Balder on any difficulty.
Collect all of Antonio's Notes.
Earn Platinum Medals during Verse 1 and Verse 2 of Chapter 14.
Defeat Sapientia on any difficulty.
Complete Chapters 12 and 13 on Normal difficulty.
Execute 20 Wicked Weave attacks while using Dodge Offset.
Freeze 20 enemies while wearing Odette.
Defeat Iustitia on any difficulty.
Complete Chapters 8 through 11 on Normal difficulty.
Kill 20 enemies using only Iai-Jutsu with Shuraba. (Iai-Jutsu performed by holding the Y button.)
Execute a Wicked Weave attack while using Dodge Offset.
Counter three enemy attacks consecutively with the Moon of Mahaa-Kalaa equipped.
Destroy all the tentacles that drop down together during in single sequence in Chapter 9.
Discover half of all the Umbra Witches' final resting places.
Taunt and defeat five plus angered enemies while taking no damage. Gaze of Despair may be equipped.
Counter 10 enemy attacks with the Moon of Mahaa-Kalaa equipped.
Avert 10 enemy attacks with the Moon of Mahaa-Kalaa equipped.
Defeat Temperantia on any difficulty.
Complete Chapters 5 through 7 on Normal difficulty.
Purchase all techniques.
Defend Cereza during the out of body experience, ensuring she takes no damage.
While never setting foot on the ground, grab enemies 10 times using Kulshedra.
Earn 10 Platinum Medals. Must be earned in 10 different battles.
Complete Chapters 1 through 4 on Normal difficulty.
Defeat Fortitudo on any difficulty.
Obtain three complete Angelic Hymn Gold LPs.
Kill an enemy by jumping on top of them.
Create 20 Concoctions.
Engage Witch Time successfully 10 times consecutively.
Execute 50 Torture Attacks.
Dodge the runaway streetcar during Chapter 2.
Purchase three new techniques.
Complete the Vestibule.
Execute a Torture Attack.
Engage Witch Time successfully 10 times.