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. Kaitzschu
191
00:55.47
2. Douglas Shamlin Jr.
718
02:39.21
3. Make
279
03:49.37
4. qqwref
266
04:19.47
5. garbage
239
05:18.63
6. SilverHawk
216
05:31.38
7. qqqmint
212
05:41.06
8. itskiwi
57
06:00.52
9. nabi
92
06:12.45
10. Ola Lenik
77
06:13.91
AO5
1. Kaitzschu
191
00:57.65
2. Douglas Shamlin Jr.
718
02:48.62
3. Make
279
04:04.61
4. qqwref
266
04:42.52
5. SilverHawk
216
05:32.91
6. qqqmint
212
05:47.19
7. garbage
239
06:07.72
8. itskiwi
57
06:20.60
9.anonymous
119
06:28.97
10. wecestca2
107
06:34.19
AO12
1. Kaitzschu
191
01:13.42
2. Douglas Shamlin Jr.
718
03:02.93
3. Make
279
04:15.55
4. qqwref
266
04:52.58
5. SilverHawk
216
05:46.02
6. qqqmint
212
06:00.51
7. garbage
239
06:19.86
8. itskiwi
57
06:40.56
9.anonymous
100
06:55.24
10. Rozay
124
06:56.99
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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