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.
Completed the Inmate Registry.
Maxed out all BOND skill levels.
Defeated 10 Treasure Demons.
Trained all Phantom Thieves to level 70.
Defeated all Dire Shadows.
Started a New Game+ on Merciless Difficulty.
Defeated the Reaper.
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.
Used Incense.
Defeated a Dire Shadow.
Completed 50 requests.
Completed the Osaka Jail.
Opened 50 treasure chests.
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.
Obtained a total 200 items from the Jails.
Wolf awakened his Persona.
Completed the Okinawa Jail.
Maxed out a BOND skill level.
Obtained a souvenir for the camper.
Completed the Sapporo Jail.
Hit the enemy's weakness 300 times.
Obtained all Master Arts for Mona.
Obtained all Master Arts for Queen.
Obtained all Master Arts for Noir.
Obtained all Master Arts for Panther.
Completed the Sendai Jail.
Obtained all Master Arts for Skull.
Performed an All-Out Attack 150 times.
Completed a request.
Obtained all Master Arts for Fox.
Performed 50 ambushes.
Bought something during a limited time sale.
Cooked food for the first time.
Completed the Shibuya Jail.
Obtained all Master Arts for Sophie.
Obtained all Master Arts for Joker.
Defeated 200 enemies with a phantom dash.
Witnessed the Phantom Thieves' reunion.
Activated Showtime.