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