Here is the full list of all 47 Judgment achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Made 50 friends.
Sold 100 items to Ebisu Pawn.
Completed the game on LEGEND difficulty.
Found all the stray cats while in search mode during the main story.
Saved Sugiura with less than 10 seconds left.
Shopped 100 times.
Obtained all skills.
Controlled the drone for over an hour.
Ate all of Tomioka-san's homecooked meals.
Entertained the customer flawlessly.
Fully investigated Terasawa.
Doubled your chips at L'Amant.
Completed all Dice & Cube courses and rules at Paradise VR.
Completed all of the main story.
Completed Chapter 12.
Presented the right evidence to the judge on the first try.
Four girls revealed their true feelings.
Played every arcade game.
Two girls revealed their true feelings.
Completed Chapter 10.
Completed Chapter 8.
Got the password right on the first try.
Completed Chapter 6.
Completed 30 KamuroGo City Missions.
Cleared 30 side cases.
Made 30 friends.
Completed 10 stores in KamuroGo's Shop Missions.
A girl revealed her true feelings.
Obtained 60 skills.
Completed Chapter 4.
Completed five stores in KamuroGo's Shop Missions.
Completed 10 KamuroGo City Missions.
Made 10 friends.
Cleared 10 side cases.
Obtained 30 skills.
Completed Chapter 2.
Flew the drone in first person mode for 60 seconds.
Retrieved the money from the Horseplayer Detective.
Obtain all other achievements.
Cleared all of the side cases.
Completed all of KamuroGo's Shop Missions.
Completed all KamuroGo City Missions.
Obtained 50 pickups in Kamuro of the Dead.
Won first place in every D-League race.
Obtained all drone parts.
Defeated the opponent in the side case, "A Final Request."
Achieved 100% completion of KamuroGo. Wow!