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