Kakurasu

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

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This Month
1.	Preston10	00:01.66
2.	PuzzleMaestro	00:03.63
3.	prinsed	00:03.76
4.	SophieK	00:04.37
5.	dsab87	00:04.43
6.	IceRune	00:05.59
7.	shuaixingren123	00:06.95
8.	ODINpower43210	00:09.06
9.	JudithL	00:10.10
10.	yosiaki	00:11.27
11.	puzzeler182136	00:13.36
12.	P30VIPER	00:14.43
13.	-Jason-	00:14.54
14.	BlueOcarina	00:15.21
15.	Koakuma	00:16.75
16.	Ingrown Toenails	00:29.34
17.	Farid Mustafayev	00:35.76
18.	Basteline	00:38.06
19.	kkkkkcl0	00:39.73
20.	疯狂星期四专�...	01:00.63

This Week
1.	ODINpower43210	00:09.06
2.	yosiaki	00:11.27
3.	-Jason-	00:14.54
4.	BlueOcarina	00:15.21
5.	Farid Mustafayev	00:35.76
6.	Basteline	00:38.06
7.	Uthor	24d 20:31:23.64
8.	--- empty ---	--:--
9.	--- empty ---	--:--
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20.	--- empty ---	--:--

Today
1.	yosiaki	00:11.27
2.	-Jason-	00:14.54
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.	00:01.59
2.	vowels	00:01.69
2.	Vezzick	00:01.69
4.	BingBongBob	00:02.00
5.	miki2003pl	00:02.06
6.	Nick	00:02.17
7.	grimmgirlfandom	00:02.28
7.	BrownJohnDoe	00:02.28
9.	numbrr	00:02.32
10.	Preston10	00:02.35

AO5
1.	Douglas Shamlin Jr.	00:01.70
2.	vowels	00:01.74
3.	Vezzick	00:01.93
4.	miki2003pl	00:02.15
5.	Nick	00:02.26
6.	BingBongBob	00:02.27
7.	BrownJohnDoe	00:02.32
8.	numbrr	00:02.37
9.	Make	00:02.39
10.	Preston10	00:02.45

AO12
1.	Douglas Shamlin Jr.	00:01.94
2.	vowels	00:01.95
3.	Vezzick	00:02.46
4.	BingBongBob	00:02.53
5.	Nick	00:02.55
6.	Preston10	00:02.68
7.	BrownJohnDoe	00:02.70
8.	miki2003pl	00:02.73
9.	numbrr	00:02.90
10.	grimmgirlfandom	00:02.95

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	cheyette	00:00.104
3.	4s4f4	00:00.240

* 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.
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2026-03-12 18:29:56

www.puzzle-kakurasu.com

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