Here is the full list of all 53 SCARLET NEXUS achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Learned all the skills in one of the Brain Map categories.
Defeated 1,000 enemies.
Started a new game with a different main character after beating the game.
Reached the 1st playthrough ending.
Finished the last battle against Karen.
Collected over 200 thousand kins.
Revived allies 5 times.
Saw Kasane Bond Episode 5
Exchanged 100 types of items at shops. *Does not include add-ons.
Gathered all party members.
Initiated Assault Visions 20 times.
Performed 50 successful Special Object Follow-Up Attacks.
Collected all Mysterious Text Data.
Saved inside the brain field for the first time.
The Suoh Incident occurred.
Revived by an ally for the first time.
Initiated a guardian vision for the first time.
Gave a gift to an ally for the first time. *Does not include add-ons.
Successfully performed 20 perfect dodges.
Used the SAS over 100 times.
Used the Brain Crush on Others 20 times.
First time you changed your Visual Equipment. *Does not include add-ons.
Used Item Exchange for the first time. *Does not include add-ons.
Threw 100 objects with psychokinesis.
Completed a quest for the first time.
Completed Phase 0.
Unlocked all achievements.
Reached the ending of both Yuito's and Kasane's story.
Saw Yuito Bond Episode 5
Viewed 'Hanabi Bond Episode 5' in Yuito's story and 'Hanabi Bond Episode 4' In Kasane's story.
Viewed 'Gemma Bond Episode 5' in Yuito's story and 'Gemma Bond Episode 4' In Kasane's story.
Viewed 'Tsugumi Bond Episode 5' in Yuito's story and 'Tsugumi Bond Episode 4' In Kasane's story.
Viewed 'Kagero Bond Episode 4' in Yuito's story and 'Kagero Bond Episode 5' In Kasane's story.
Viewed 'Luka Bond Episode 5' in Yuito's story and 'Luka Bond Episode 4' In Kasane's story.
Viewed 'Shiden Bond Episode 4' in Yuito's story and 'Shiden Bond Episode 5' In Kasane's story.
Viewed 'Kyoka Bond Episode 4' in Yuito's story and 'Kyoka Bond Episode 5' In Kasane's story.
Viewed 'Arashi Bond Episode 4' in Yuito's story and 'Arashi Bond Episode 5' In Kasane's story.
Reached Bond Level 6 with an ally.
Reached Bond Level 6 with all allies.
Gave all gifts to all allies. *Does not include add-ons.
Finished off 50 enemies with the Brain Field.
Ran out of time inside the brain field.
Activated 4 different Combo Visions in 1 combo.
Learned all the skills on the Brain Map.
Stopped in front of the OSF poster in the hideout.
Raised the EXP bonus to the maximum.
Completed 30 quests.
Completed the Enemy Compendium. *Does not include add-ons.
Wore all Baki heads.
Activated all Combo Visions.
Defeated 5 enemies with 1 bus.
Defeated 3 enemies at the same time with Brain Crush.
Collected 100 attachments. *Does not include add-ons.