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