Here is the full list of all 46 Digimon Story: Cyber Sleuth - Hacker's Memory trophies - there are 33 bronze, 10 silver, 2 gold and 1 platinum.
Cleared five Domination Battles during investigations.
Accessed all memories of Hackers' Memory.
Equipped all three Battle Digimon with accessories.
Bought at least 20 avatars at the Coin Shop.
Got at least ten titles from online mode.
Defeated PileVolcamon in the offline Colosseum.
Saw all popularity events with a Digimon character.
Collected 700 types of Digimon medals.
Saw all popularity events with a human character.
Saved all broken Mr. Navits.
Digivolved both Chaosmon and Chaosmon VA.
Beat back the Vampire King in the depths of the Abyss Server.
Solved 50 BBS cases.
Collected 600 types of Digimon medals.
Digivolved a Hudiemon.
Cleared Hacker's Memory main story.
Reached Yet Another Side Chapter 18.
Digivolved a Susanomon.
Reached Yet Another Side Chapter 17.
Reached Yet Another Side Chapter 16.
Reached Yet Another Side Chapter 15.
300 Digimon registered in the Digimon Field Guide.
Changed title in online mode for the first time.
Changed avatar in online mode for the first time.
Reached Yet Another Side Chapter 14.
Savored every flavor from the Internet cafe's coffee maker.
Reached Yet Another Side Chapter 13.
Reached Yet Another Side Chapter 12.
Reached Yet Another Side Chapter 11.
Reached Yet Another Side Chapter 10.
Reached Yet Another Side Chapter 09.
Saw a popularity event for the first time.
Reached Yet Another Side Chapter 08.
Reached Yet Another Side Chapter 07.
Reached Yet Another Side Chapter 06.
Landed a combo of three or more attacks.
Reached Yet Another Side Chapter 05.
Reached Yet Another Side Chapter 04.
Equipped a Digimon with an accessory for the first time.
Dealt 999 damage or more with a single attack.
Accessed a Hacker's Memory for the first time.
Reached Yet Another Side Chapter 03.
Reached Yet Another Side Chapter 02.
Reached Yet Another Side Chapter 01.
Collected all trophies.
Attained maximum hacker rank.