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 10 Treasure Demons.
Trained all Phantom Thieves to level 70.
Defeated the Reaper.
Completed the Tree of Knowledge.
Defeated all Dire Shadows.
Completed the Jail of the Abyss.
Sophia found strength of heart.
Defeated a Dire Shadow.
Completed the Osaka Jail.
Completed 50 requests.
Spent Persona Points to strengthen a Persona's stats.
Obtained all Master Arts for Wolf.
Obtained all Master Arts for all characters.
Cleared all special requests from the Phantom Thieves.
Cooked 12 types of food.
Completed the Kyoto Jail.
Wolf awakened his Persona.
Completed the Okinawa Jail.
Obtained all Master Arts for Skull.
Opened 50 treasure chests.
Obtained all Master Arts for Queen.
Completed the Sapporo Jail.
Hit the enemy's weakness 300 times.
Used Incense.
Obtained all Master Arts for Mona.
Obtained a total 200 items from the Jails.
Obtained all Master Arts for Noir.
Bought something during a limited time sale.
Maxed out a BOND skill level.
Obtained a souvenir for the camper.
Completed the Sendai Jail.
Obtained all Master Arts for Panther.
Obtained all Master Arts for Sophie.
Completed a request.
Obtained all Master Arts for Fox.
Performed an All-Out Attack 150 times.
Performed 50 ambushes.
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.
Activated Showtime.