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