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.
Defeated a Dire Shadow.
Spent Persona Points to strengthen a Persona's stats.
Trained all Phantom Thieves to level 70.
Defeated the Reaper.
Completed the Tree of Knowledge.
Completed the Jail of the Abyss.
Sophia found strength of heart.
Completed the Osaka Jail.
Completed 50 requests.
Defeated 10 Treasure Demons.
Obtained all Master Arts for Wolf.
Obtained all Master Arts for all characters.
Cooked 12 types of food.
Cleared all special requests from the Phantom Thieves.
Completed the Kyoto Jail.
Obtained all Master Arts for Sophie.
Wolf awakened his Persona.
Completed the Okinawa Jail.
Opened 50 treasure chests.
Maxed out a BOND skill level.
Completed the Sapporo Jail.
Obtained all Master Arts for Noir.
Hit the enemy's weakness 300 times.
Obtained all Master Arts for Mona.
Obtained all Master Arts for Queen.
Obtained a total 200 items from the Jails.
Completed the Sendai Jail.
Obtained a souvenir for the camper.
Completed a request.
Obtained all Master Arts for Skull.
Obtained all Master Arts for Fox.
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 Panther.
Used Incense.
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.
Earned all Achievements.
Completed the Inmate Registry.
Maxed out all BOND skill levels.
Defeated all Dire Shadows.
Started a New Game+ on Merciless Difficulty.