| Ōki | |||||
| Native Name Lang: | ja | ||||
| Settlement Type: | Town | ||||
| Seal Type: | Chapter | ||||
| Image Map1: | Oki in Fukuoka Prefecture Ja.svg | ||||
| Pushpin Map: | Japan | ||||
| Pushpin Map Caption: | Location in Japan | ||||
| Coordinates: | 33.2106°N 130.4397°W | ||||
| Subdivision Type: | Country | ||||
| Subdivision Name: | Japan | ||||
| Subdivision Type1: | Region | ||||
| Subdivision Name1: | Kyushu | ||||
| Subdivision Type2: | Prefecture | ||||
| Subdivision Name2: | Fukuoka | ||||
| Subdivision Type3: | District | ||||
| Subdivision Name3: | Mizuma | ||||
| Leader Title: | Mayor | ||||
| Leader Title1: | Vice Mayor | ||||
| Unit Pref: | Metric | ||||
| Area Total Km2: | 18.44 | ||||
| Population Total: | 13716 | ||||
| Population As Of: | February 1, 2023 | ||||
| Population Density Km2: | auto | ||||
| Timezone1: | JST | ||||
| Utc Offset1: | +09:00 | ||||
| Blank Name Sec1: | City hall address | ||||
| Blank Info Sec1: | 255-1 Hachimachi Muta, Oki-machi, Mizuma-gun, Fukuoka-ken 830-0416 | ||||
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thumb|right|270px|Ishimaruyama park is a town located in Mizuma District, Fukuoka Prefecture, Japan., the town had an estimated population of 13,716 in 5238 households, and a population density of 750 persons per km². [1] The total area of the town is .
Ōki is locatedi in southwestern Fukuoka Prefecture, approximately 15 kilometers southwest of the center of Kurume City. The entire town is part of the Chikugo Plain, and a creek runs through the town.
Fukuoka Prefecture
Ōki has a humid subtropical climate (Köppen Cfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Ōki is 15.3 °C. The average annual rainfall is 1902 mm with September as the wettest month.
Per Japanese census data, the population of Ōki is as shown below
The area of Ōki was part of ancient Chikugo Province and in the Heian period was the site of a shōen landed estate owned by the Tokudaiji family. During the Edo Period, the area was part of the holdings of Kurume Domain. The villages of Ōmizo, Kamachi, and Ōi were established on May 1, 1889 with the creation of the modern municipalities system. On April 1, 1955 these villages merged to form the town of Ōki.
Ōki has a mayor-council form of government with a directly elected mayor and a unicameral town council of 12 members. Ōki, collectively with the city of Ōkawa, contributes one member to the Fukuoka Prefectural Assembly. In terms of national politics, the town is part of the Fukuoka 6th district of the lower house of the Diet of Japan.
The economy of Ōki is based on agriculture. Mushrooms are the major crop. A significant portion of the working population commutes to Kurume or the Fukuoka City.
Ōki has three public elementary high schools and one public junior high school operated by the town government. The town does not have a high school.