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