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