Even though the chest puzzle Tatsuhiko Koyama game is getting harder, with the treasure chest 2 level 9 walkthrough you can see all the solutions

solve the puzzle to open the bronze treasure box !

the treasure box 2 level 9-A walkthrough
3 numbers on chest : 12+33+24
use this as column and row, go left and get the numbers from table
1,2 : 3
3,3 : 4
2,4 : 9
add all numbers = 17 open with this number on keypad
another solution :
look on 9,A : +8
17 + 8 = 25

the treasure box 2 level 9-B walkthrough
tap the blue panel on screen
exit the red square with a shortest route :
left – down – right – down – left – down – right – down – right
change the move every time you’re blocked

the treasure box 2 level 9-C walkthrough
enter the number of abacus on wall
the answer is : 3562

the treasure box 2 level 9-D walkthrough
click the white panel
start from top left, replace the value of vertical diagonal horizontal
so you’ll get the number on the yellow box
answers :
1 – 0 – 3 – 0
2 – 5 – 0 – 4
2 – 3 – 0 – 0
0 – 0 – 2 – 0

the treasure box 2 level 9-E walkthrough
tap the button on wall to make a square
also connect it with 45 degree angle for the corner side

the treasure box 2 level 9-F walkthrough
a clock on chest
on wall it’s the shape of hour hand and minute hand
change the door chest according to the order, they are :
1. 3:00
2. 12:00
3. 10:00
4. 2:45

the treasure box 2 level 9-G walkthrough
press the button on left right up down arrow in order like the wall guide
U = up
D = down
L = left
R = right
A and B = buttons
following the arrow height you only need to press :
1. D D U U
2. L R L
3. B R
4. A
open chest to get level 10 map

the treasure box 2 level 9-H walkthrough
1 1 5 8 = 10
put the numbers on the square and change the equations
the correct answer is 8 ÷ (1-1 ÷ 5)