Hitori


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

The rules of Hitori are simple:
You have to shade some of the cells of the grid according to the rules:
- No number should appear unshaded more than once in a row or a column.
- 2 black cells cannot be adjacent horizontally or vertically.
- All non-shaded cells should be connected in a single group by vertical or horizontal motion.

Video Tutorial
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Hitori


5x5 Easy Hitori | 5x5 Normal Hitori | 5x5 Hard Hitori | 10x10 Easy Hitori | 10x10 Normal Hitori | 10x10 Hard Hitori | 15x15 Easy Hitori | 15x15 Normal Hitori | 15x15 Hard Hitori | 20x20 Easy Hitori | 20x20 Normal Hitori | 20x20 Hard Hitori

New Puzzle
This Month
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This Week
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Today
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MO3
1.anonymous
167
00:53.21
2. Kaitzschu
192
01:36.89
3. Douglas Shamlin Jr.
718
04:48.27
4. Make
279
05:53.64
5. qqwref
266
08:39.66
6. qqqmint
213
08:50.21
7. itskiwi
57
09:47.72
8. EarthFallen
142
09:47.74
9. garbage
239
09:56.23
10. Hybrid
176
10:01.14
AO5
1. Kaitzschu
192
01:36.99
2.anonymous
167
03:20.21
3. Douglas Shamlin Jr.
718
04:58.24
4. Make
279
06:21.36
5. qqwref
266
08:50.29
6. qqqmint
213
09:01.23
7. garbage
239
09:39.91
8. itskiwi
57
09:55.36
9. Hybrid
176
10:01.14
10. SilverHawk
216
11:01.20
AO12
1. Kaitzschu
192
01:56.12
2. Douglas Shamlin Jr.
718
05:13.43
3. Make
279
06:56.70
4. qqwref
266
09:10.73
5. qqqmint
213
10:31.25
6. garbage
239
10:42.12
7.anonymous
167
11:30.65
8.anonymous
100
12:32.83
9.anonymous
119
12:38.51
10. wecestca2
107
13:21.06
Robots / programmatic solversinfo  
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* 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

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