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