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