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