Here is the full list of all 100 Choco Pixel D achievements.
Symbol 24
Level 50
Symbol 23
Level 49
Level 48
Symbol 22
Symbol 21
Level 47
Symbol 20
Level 46
Symbol 19
Level 45
Level 44
Symbol 18
Symbol 17
Level 43
Symbol 16
Level 42
Level 41
Symbol 15
Symbol 14
Level 40
Level 39
Symbol 13
Level 38
Symbol 12
Symbol 11
Level 37
Symbol 10
Level 36
Level 35
Symbol 9
Level 34
Symbol 8
Symbol 7
Level 33
Level 32
Symbol 6
Level 31
Symbol 5
Level 30
Symbol 4
Symbol 3
Level 29
Level 28
Symbol 2
Symbol 1
Level 27
Z
Level 26
Level 25
Y
Level 24
X
Level 23
W
V
Level 22
U
Level 21
T
Level 20
Level 19
S
R
Level 18
Level 17
Q
P
Level 16
Level 15
O
N
Level 14
Level 13
M
L
Level 12
Level 11
K
Level 10
J
Level 9
I
H
Level 8
G
Level 7
Level 6
F
E
Level 5
Level 4
D
Level 3
C
Level 2
B
Level 1
A