# Dan (volume)

A dan or shi (Chinese: 石; pinyin: dàn, shí) in China, koku in Japan and seok in Korea, is a unit of volume mainly for grains. It originated in China and later spread to other places in East Asia. One dan is divided into 10 dous or 100 shengs. It is 100 litres in China, 180.39 litres in Japan and 180 litres in Korea.

## China

Table of Chinese volume units effective since 1930 :
| Pinyin | Character | Relative value | Metric value | US value | Imperial value | Notes |
| cuō | 撮 | 1⁄1000 | 1 mL | 0.0338 fl oz | 0.0352 fl oz | millilitre |
| sháo | 勺 | 1⁄100 | 10 mL | 0.3381 fl oz | 0.3520 fl oz | centilitre |
| gě | 合 | 1⁄10 | 100 mL | 3.381 fl oz | 3.520 fl oz | decilitre |
| shēng | 市升 | 1 | 1 L | 2.113 pt | 1.760 pt | litre |
| dǒu | 市斗 | 10 | 10 L | 21.13 pt 2.64 gal | 17.60 pt 2.20 gal | decalitre |
| dàn | 市石 | 100 | 100 L | 26.41 gal | 22.0 gal | hectolitre |

## Japan

Table of volume units in Japan :
| Unit | Unit | Shō | Metric | Metric | US | US | Imperial | Imperial |
| Romanized | Kanji | Shō | Exact | Approx. | Exact | Approx. | Exact | Approx. |
| Sai | 才 | 1⁄1000 | ⁠2401/1,331,000⁠ L | 1.804 mL | ⁠37,515,625/15,900,351,812,136⁠ cu yd | 29.28 min | ⁠240,100/605,084,579⁠ gal | 30.47 min |
| Sai | 才 | 1⁄1000 | ⁠2401/1,331,000⁠ L | 1.804 mL | ⁠37,515,625/15,900,351,812,136⁠ cu yd | 0.1101 cu in | ⁠240,100/605,084,579⁠ gal | 30.47 min |
| Shaku | 勺 | 1⁄100 | ⁠2401/133,100⁠ L | 18.04 mL | ⁠187,578,125/7,950,175,906,068⁠ cu yd | 0.6100 fl oz | ⁠2,401,000/605,084,579⁠ gal | 0.6349 fl oz |
| Shaku | 勺 | 1⁄100 | ⁠2401/133,100⁠ L | 18.04 mL | ⁠187,578,125/7,950,175,906,068⁠ cu yd | 1.101 cu in | ⁠2,401,000/605,084,579⁠ gal | 0.6349 fl oz |
| Gō | 合 | 1⁄10 | ⁠2401/13,310⁠ L | 180.4 mL | ⁠937,890,625/3,975,087,953,034⁠ cu yd | 0.3812 pt | ⁠24,010,000/605,084,579⁠ gal | 0.3174 pt |
| Gō | 合 | 1⁄10 | ⁠2401/13,310⁠ L | 180.4 mL | ⁠937,890,625/3,975,087,953,034⁠ cu yd | 0.3276 dry pt | ⁠24,010,000/605,084,579⁠ gal | 0.3174 pt |
| Shō | 升 | 1 | ⁠2401/1331⁠ L | 1.804 L | ⁠4,689,453,125/1,987,543,976,517⁠ cu yd | 1.906 qt | ⁠240,100,000/605,084,579⁠ gal | 1.587 qt |
| Shō | 升 | 1 | ⁠2401/1331⁠ L | 1.804 L | ⁠4,689,453,125/1,987,543,976,517⁠ cu yd | 1.638 dry qt | ⁠240,100,000/605,084,579⁠ gal | 1.587 qt |
| To | 斗 | 10 | ⁠24,010/1331⁠ L | 18.04 L | ⁠46,894,531,250/1,987,543,976,517⁠ cu yd | 4.765 gal | ⁠2,401,000,000/605,084,579⁠ gal | 3.968 gal |
| To | 斗 | 10 | ⁠24,010/1331⁠ L | 18.04 L | ⁠46,894,531,250/1,987,543,976,517⁠ cu yd | 2.048 pk | ⁠2,401,000,000/605,084,579⁠ gal | 3.968 gal |
| Koku | 石 | 100 | ⁠240,100/1331⁠ L | 180.4 L | ⁠468,945,312,500/1,987,543,976,517⁠ cu yd | 47.65 gal | ⁠24,010,000,000/605,084,579⁠ gal | 39.680 gal |
| Koku | 石 | 100 | ⁠240,100/1331⁠ L | 180.4 L | ⁠468,945,312,500/1,987,543,976,517⁠ cu yd | 5.119 bu | ⁠24,010,000,000/605,084,579⁠ gal | 39.680 gal |
| Notes: Approximations are rounded to four significant figures. ||||||||||

## Korea

Table of volume units in Korea :
| Romanization | Romanization | Romanization | Korean | English | Equivalents | Equivalents | Equivalents |
| RR | MR | Other | Korean | English | Doe | Other countries | Global |
| Jak | Chak | | 작(勺) | | 1⁄100 | | 18 mL (0.63 imp fl oz; 0.61 US fl oz) |
| Hop | Hop | | 홉 | | 1⁄10 | Ge | 180 mL (6.3 imp fl oz; 6.1 US fl oz) |
| Doe | Toe | Doi Dwe | 되 | Korean Peck | 1 | | 1.8 L (0.40 imp gal; 0.48 US gal) |
| Seung | Sŭng | | 승(升) | Korean Peck | 1 | | 1.8 L (0.40 imp gal; 0.48 US gal) |
| Mal | Mal | | 말 | Korean Bushel | 10 | | 18 L (4.0 imp gal; 4.8 US gal) |
| Du | Tu | | 두(斗) | Korean Bushel | 10 | | 18 L (4.0 imp gal; 4.8 US gal) |
| Seom | Sŏm | | 섬 | Korean Picul | 100 | Picul | 180 L (40 imp gal; 48 US gal) |
| Seok | Sŏk | Suk | 석(石) | Korean Picul | 100 | Picul | 180 L (40 imp gal; 48 US gal) |
| Jeom | Chŏm | | 점(苫) | Korean Picul | 100 | Picul | 180 L (40 imp gal; 48 US gal) |
| Sogok | Sogok | | 소곡(小斛) | | 150 | | 270 L (59 imp gal; 71 US gal) |
| Pyeongseok | P'yŏngsŏk | | 평석(平石) | | 150 | | 270 L (59 imp gal; 71 US gal) |
| Daegok | Taegok | | 대곡(大斛) | | 200 | | 360 L (79 imp gal; 95 US gal) |
| Jeonseok | Chŏnsŏk | | 전석(全石) | | 200 | | 360 L (79 imp gal; 95 US gal) |
For more details, please see Sheng (volume)

## Words

* 擔石／担石 (dàn dàn)
* 以升量石 (yǐ shēng liàng dàn)
* 千石 (qiān dàn)