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