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