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

Share

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

This Month
1. Preston10
100
 00:01.85
2. lpbxszpd
32
 00:02.15
3. RaiT
82
 00:02.43
4. Kukko
140
 00:02.58
5. Dorice
256
 00:02.67
6. Kutner17
148
 00:02.68
7. thall
52
 00:02.96
8. WIKENSDIKS 00:03.18
9. prinsed
33
 00:03.42
10. jaripetteri
86
 00:03.92
11. mrgmath
24
 00:03.93
12. yayrii
13
 00:04.04
13. nosenugget
136
 00:04.15
14. arod97
32
 00:04.22
15. PetitSouris
11
 00:04.30
16. 3kariMonka 00:04.52
17. tskitstki 00:04.93
18. fishysua
153
 00:04.94
19. Axiomatically_confus...
19
 00:04.96
20. si1verwind 00:05.33
This Week
1. Kukko
140
 00:02.58
2. thall
52
 00:02.96
3. WIKENSDIKS 00:03.31
4. prinsed
33
 00:03.42
5. mrgmath
24
 00:03.93
6. yayrii
13
 00:04.04
7. nosenugget
136
 00:04.15
8. PetitSouris
11
 00:04.30
9. 3kariMonka 00:04.52
10. Axiomatically_confus...
19
 00:04.96
11. xxh1999 00:05.39
12. absolbot#6708
13
 00:05.88
13. yourmom44444 00:06.35
14. trLBumm
22
 00:07.20
15. BamBamNZ 00:07.59
16. Santiluch
1
 00:08.14
17. EmrHoca
20
 00:11.10
18. TheXDreamer 00:11.80
19. jxpc
10
 00:17.67
20. plentyofkats 00:20.63
Today
1. qwer1234 00:25.47
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.
715
 00:01.39
2. vowels
216
 00:01.64
3. Vezzick
175
 00:01.85
4. boru
115
 00:01.86
5. numbrr
302
 00:02.13
6. Nick
217
 00:02.15
7. 7k enjoyer
200
 00:02.17
7. qqwref
261
 00:02.17
9. BrownJohnDoe
201
 00:02.19
10. jaybrainer
244
 00:02.21
AO5
1. Douglas Shamlin Jr.
715
 00:01.55
2. vowels
216
 00:01.56
3. Vezzick
175
 00:01.81
4. miki2003pl
60
 00:02.22
5. Nick
217
 00:02.25
6. boru
115
 00:02.28
7. BrownJohnDoe
201
 00:02.30
8. qqwref
261
 00:02.32
9. numbrr
302
 00:02.37
10. Emil1233
48
 00:02.41
AO12
1. Douglas Shamlin Jr.
715
 00:01.78
2. vowels
216
 00:01.91
3. Vezzick
175
 00:02.36
4. boru
115
 00:02.53
5. Nick
217
 00:02.61
6. BrownJohnDoe
201
 00:02.63
7. numbrr
302
 00:02.73
8. qqwref
261
 00:02.75
9. miki2003pl
60
 00:02.78
10. Ben65732
130
 00:02.80
Robots / programmatic solversinfo  
1.tlstyer
136
00:00.006
2.cheyette00:00.105
3.4s4f400:00.225

* 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


Find your position in

Enter screen name:


More Logic Puzzles:  hideshow

2025-12-03 14:45:59

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