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