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.
Completed 50 requests.
Cooked 12 types of food.
Cleared all special requests from the Phantom Thieves.
Defeated a Dire Shadow.
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.
Completed the Okinawa Jail.
Completed the Sapporo Jail.
Bought something during a limited time sale.
Defeated 10 Treasure Demons.
Hit the enemy's weakness 300 times.
Opened 50 treasure chests.
Obtained a souvenir for the camper.
Completed the Sendai Jail.
Obtained all Master Arts for Noir.
Obtained all Master Arts for Queen.
Obtained a total 200 items from the Jails.
Obtained all Master Arts for Panther.
Completed a request.
Obtained all Master Arts for Mona.
Performed an All-Out Attack 150 times.
Obtained all Master Arts for Fox.
Obtained all Master Arts for Sophie.
Used Incense.
Maxed out a BOND skill level.
Cooked food for the first time.
Completed the Shibuya Jail.
Obtained all Master Arts for Skull.
Performed 50 ambushes.
Obtained all Master Arts for Joker.
Defeated 200 enemies with a phantom dash.
Witnessed the Phantom Thieves' reunion.
Activated Showtime.