Here is the full list of all 57 MY HERO ONES JUSTICE achievements.
Perform 50 Plus Ultras using heroes.
Fight 100 local matches.
Win 50 battles using heroes.
Win 50 battles using villains.
Get a perfect win 10 times in online or local matches.
Fight 5 online battles.
Fight 20 online battles.
Fight 50 online battles.
Obtain 200 player customization items.
Obtain 300 player customization items.
Obtain 400 player customization items.
Obtain 250 character customization items.
Obtain 350 character customization items.
Obtain 450 character customization items.
Acquire 100 titles.
Collect 100,000 hero coins.
Reach a combined character level of 100.
Reach a combined character level of 500.
Complete Map 3.
Complete Map 4.
Complete Map 5.
Complete Map 6.
Complete Score Attack Mission.
Complete Maps 1 to 6.
Complete Maps 1 to 6 with an A-Rank or above.
Collect 50,000 hero coins.
Win 20 battles using heroes.
Perform 50 Plus Ultras using villains.
Complete Map 2.
Reach a combined character level of 50.
Fight 30 local matches.
View 20 characters' battle entrances.
Fight 10 local matches.
Complete Map 1.
Use sidekicks 100 times.
Fight on 5 stages in local matches.
Complete every story chapter.
Complete every story chapter with an A-Rank or above.
Obtain 150 character customization items.
Complete "All For One."
Trigger 50 wall rushes.
Complete "Complete Victory."
Win 20 battles using villains.
Obtain 100 player customization items.
Complete "Encounter."
Complete "A Real Hero."
Use sidekicks 50 times.
Complete "One For All."
Complete "Climax."
Perform 1,000 combos against opponents.
Acquire 20 titles.
Complete "Up and Over."
Complete "Re-Ingenium."
Use sidekicks 10 times.
Use Quirk Specials 100 times.
Get an Ultra Finish.
Complete "Bizarre! Gran Torino Appears."