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