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