Kakurasu


Translate this site.

Kakurasu is a logic puzzle with simple rules and challenging solutions.

The rules are simple.Kakurasu is played on a rectangular grid with no standard size.
The goal is to make some of the cells black in such a way that:
1. The black cells on each row sum up to the number on the right.
2. The black cells on each column sum up to the number on the bottom.
3. If a black cell is first on its row/column its value is 1. If it is second its value is 2 etc.

Click a cell to make it black, right click to place an X.

Video Tutorial
Hide the rules
Kakurasu


4x4 Easy Kakurasu | 4x4 Hard Kakurasu | 5x5 Easy Kakurasu | 5x5 Hard Kakurasu | 6x6 Easy Kakurasu | 6x6 Hard Kakurasu | 7x7 Easy Kakurasu | 7x7 Hard Kakurasu | 8x8 Easy Kakurasu | 8x8 Hard Kakurasu | 9x9 Easy Kakurasu | 9x9 Hard Kakurasu

New Puzzle
This Month
1. boru
135
00:01.35
2. Szysiu123
20
00:02.25
2. jesseboiii 00:02.25
4. niqnna
18
00:02.87
5. FastFreddy
31
00:03.20
6. 洪介興
63
00:03.56
7. stevethesquid
84
00:03.74
8. AsianDude
7
00:03.94
9. ruphus
59
00:04.25
10. JustinTrappe
68
00:04.29
11. Dorice
275
00:04.39
12. unko
32
00:04.57
13. mts55
47
00:04.74
14. jaripetteri
89
00:05.45
15. StefCika 00:05.47
16. multilah
100
00:05.73
17. halloume
23
00:06.68
18. Ermouf
115
00:06.76
19. daspore 00:07.14
20. DoubleA
84
00:07.38
This Week
1. FastFreddy
31
00:03.20
2. stevethesquid
84
00:03.74
3. AsianDude
7
00:03.94
4. ruphus
59
00:04.36
5. Dorice
275
00:04.39
6. halloume
23
00:06.68
7. DoubleA
84
00:07.38
8. Ecarlate 00:08.92
9. kroller
24
00:11.97
10. Matthew Zimmer
44
00:32.66
11. esamgu
29
00:43.39
12. estras77
21
02:47.30
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
Today
1. kroller
24
00:11.97
2.--- empty -----:--
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1. Douglas Shamlin Jr.
724
00:01.39
2. numbrr
327
00:01.55
3. vowels
216
00:01.64
4. Vezzick
188
00:01.85
5. boru
135
00:01.86
6. Chalk
138
00:01.91
7. PuzzleMaestro
109
00:01.98
8. Preston10
110
00:02.07
9. jaybrainer
284
00:02.15
9. Nick
217
00:02.15
AO5
1. Douglas Shamlin Jr.
724
00:01.55
2. vowels
216
00:01.56
3. numbrr
327
00:01.70
4. Vezzick
188
00:01.81
5. Chalk
138
00:02.16
6. boru
135
00:02.17
7. miki2003pl
60
00:02.22
8. Nick
217
00:02.25
9. jaybrainer
284
00:02.27
10. BrownJohnDoe
204
00:02.30
AO12
1. Douglas Shamlin Jr.
724
00:01.78
2. vowels
216
00:01.91
3. numbrr
327
00:02.18
4. boru
135
00:02.27
5. Vezzick
188
00:02.36
6. Chalk
138
00:02.40
7. jaybrainer
284
00:02.58
8. Nick
217
00:02.61
9. BrownJohnDoe
204
00:02.63
10. Preston10
110
00:02.69
Robots / programmatic solversinfo  
1.tlstyer
156
00:00.006
2.siebi
1
00:00.007
3.cheyette00:00.105

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
You need to be logged in to track your averages

New Puzzle

Find your position in

Find it
www.puzzle-kakurasu.com
Remove Ads | Report This Ad