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.
Completed 50 requests.
Trained all Phantom Thieves to level 70.
Cleared all special requests from the Phantom Thieves.
Defeated 10 Treasure Demons.
Started a New Game+ on Merciless Difficulty.
Defeated the Reaper.
Opened 50 treasure chests.
Defeated all Dire Shadows.
Completed the Tree of Knowledge.
Completed the Jail of the Abyss.
Sophia found strength of heart.
Spent Persona Points to strengthen a Persona's stats.
Completed the Osaka Jail.
Obtained all Master Arts for Noir.
Obtained all Master Arts for all characters.
Obtained all Master Arts for Wolf.
Defeated a Dire Shadow.
Cooked 12 types of food.
Obtained all Master Arts for Sophie.
Obtained all Master Arts for Fox.
Completed the Kyoto Jail.
Wolf awakened his Persona.
Completed the Okinawa Jail.
Obtained all Master Arts for Skull.
Completed the Sapporo Jail.
Hit the enemy's weakness 300 times.
Obtained a total 200 items from the Jails.
Obtained all Master Arts for Queen.
Obtained all Master Arts for Mona.
Obtained a souvenir for the camper.
Completed the Sendai Jail.
Bought something during a limited time sale.
Maxed out a BOND skill level.
Completed a request.
Performed 50 ambushes.
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 Joker.
Defeated 200 enemies with a phantom dash.
Witnessed the Phantom Thieves' reunion.
Used Incense.
Activated Showtime.