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