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