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