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