Here is the full list of all 21 DYING: Reborn achievements.
Collected all memos.
Offered the mastermind behind the plots all tributes and found the truth.
Found a secret room.
Opened all the lockers at the front desk in Chapter 2.
Opened the coffer in the kitchen in Chapter 4.
Recovered the broken trophy in Chapter 5.
Used the mechanism to pierce her in Chapter 6.
Completed Chapter 4.
Completed Chapter 5.
Completed Chapter 6.
Watched all TVs in the game.
Solved all password puzzles.
Watched a man and a woman on TV.
Opened the bar refrigerator in Chapter 3.
Completed Chapter 2.
Completed Chapter 3.
Game launched.
Successfully combined items for the first time.
Picked up a memo for the first time.
Played the correct melody on piano in Chapter 1.
Completed Chapter 1.