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	00:01.85
2.	Fjznbeinfnn	00:02.06
3.	Kutner17	00:02.68
4.	Jack Choi	00:03.07
5.	소정	00:03.20
6.	jaripetteri	00:03.43
7.	洪介興	00:03.69
8.	dtyamada	00:03.79
9.	AshFlora	00:04.22
9.	WIKENSDIKS	00:04.22
11.	Dorice	00:04.54
12.	fishysua	00:04.94
13.	si1verwind	00:05.33
14.	Ernie A.	00:05.63
15.	Melkor	00:05.68
16.	daspore	00:06.58
17.	lyr1s	00:06.89
18.	shingenx	00:08.29
19.	takerusan	00:08.60
20.	Santiluch	00:08.79

This Week
1.	Kutner17	00:02.68
2.	WIKENSDIKS	00:04.22
3.	fishysua	00:04.94
4.	si1verwind	00:05.33
5.	shingenx	00:08.29
6.	Santiluch	00:08.79
7.	Vermeer16	00:08.80
8.	Adorae	00:08.83
9.	Dorice	00:11.65
10.	anamilena	00:12.46
11.	trLBumm	00:17.64
12.	Shaohui	01:30.70
13.	samsamelbz	09:29.66
14.	--- empty ---	--:--
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17.	--- empty ---	--:--
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19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	--- empty ---	--:--
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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.	00:01.39
2.	vowels	00:01.64
3.	Vezzick	00:01.85
4.	boru	00:01.86
5.	numbrr	00:02.13
6.	Nick	00:02.15
7.	7k enjoyer	00:02.17
7.	qqwref	00:02.17
9.	BrownJohnDoe	00:02.19
10.	jaybrainer	00:02.21

AO5
1.	Douglas Shamlin Jr.	00:01.55
2.	vowels	00:01.56
3.	Vezzick	00:01.81
4.	miki2003pl	00:02.22
5.	Nick	00:02.25
6.	boru	00:02.28
7.	BrownJohnDoe	00:02.30
8.	qqwref	00:02.32
9.	numbrr	00:02.37
10.	Emil1233	00:02.41

AO12
1.	Douglas Shamlin Jr.	00:01.78
2.	vowels	00:01.91
3.	Vezzick	00:02.36
4.	boru	00:02.53
5.	Nick	00:02.61
6.	BrownJohnDoe	00:02.63
7.	numbrr	00:02.73
8.	qqwref	00:02.75
9.	miki2003pl	00:02.78
10.	Ben65732	00:02.80

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	cheyette	00:00.105
3.	4s4f4	00:00.225

* 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.
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2025-11-12 07:54:42

www.puzzle-kakurasu.com

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