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