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