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