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