Here is the full list of all 47 Persona 5 Strikers achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Earned all Achievements.
Maxed out all BOND skill levels.
Completed the Inmate Registry.
Started a New Game+ on Merciless Difficulty.
Defeated the Reaper.
Defeated all Dire Shadows.
Trained all Phantom Thieves to level 70.
Completed the Tree of Knowledge.
Completed the Jail of the Abyss.
Sophia found strength of heart.
Defeated 10 Treasure Demons.
Completed the Osaka Jail.
Completed 50 requests.
Hit the enemy's weakness 300 times.
Obtained all Master Arts for Wolf.
Obtained all Master Arts for all characters.
Spent Persona Points to strengthen a Persona's stats.
Used Incense.
Cleared all special requests from the Phantom Thieves.
Cooked 12 types of food.
Defeated a Dire Shadow.
Completed the Kyoto Jail.
Obtained all Master Arts for Skull.
Wolf awakened his Persona.
Completed the Okinawa Jail.
Obtained all Master Arts for Fox.
Obtained all Master Arts for Mona.
Opened 50 treasure chests.
Completed the Sapporo Jail.
Maxed out a BOND skill level.
Obtained all Master Arts for Queen.
Obtained all Master Arts for Noir.
Obtained a total 200 items from the Jails.
Obtained all Master Arts for Sophie.
Completed the Sendai Jail.
Obtained a souvenir for the camper.
Completed a request.
Performed an All-Out Attack 150 times.
Obtained all Master Arts for Panther.
Performed 50 ambushes.
Bought something during a limited time sale.
Cooked food for the first time.
Completed the Shibuya Jail.
Obtained all Master Arts for Joker.
Defeated 200 enemies with a phantom dash.
Witnessed the Phantom Thieves' reunion.
Activated Showtime.