Ibaraki is located in the Hokusetsu region of northern Osaka Prefecture on the northern bank of theYodo River, bordering Kameoka City in Kyoto Prefecture to the north. It is long and narrow in the north–south direction, and the northern part is mountainous. In the south, the Mishima Plain, which forms part of the Osaka Plain, contains the main urban area. In addition, the eastern edge of the Senri Hills spans the city limits.
Ibaraki has aHumid subtropical climate (KöppenCfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Ibaraki is 14.2 °C. The average annual rainfall is 1475 mm with September as the wettest month. The temperatures are highest on average in August, at around 26.2 °C, and lowest in January, at around 2.8 °C.[2]
The area of the modern city of Ibaraki was within ancientSettsu Province, and was the site of large settlements in theYayoi period and was the location of largeburial mounds in theKofun period, including theOta Chausuyama Kofun, which is designated by theImperial Household Agency as the mausoleum ofEmperor Keitai. In the first half of theMuromachi period,Kusunoki Masashige built Ibaraki Castle, and thejōkamachi which was established around this castle became the core of the modern city. In theSengoku period, the area was ruled by the Christiandaimyō,Takayama Ukon. In theEdo Period, it was directly controlled byTokugawa shogunate due to its strategic importance on theSanyōdō highway. The village of Ibaraki was established with the creation of the modern municipalities system on April 1, 1889. On April 1, 1896 the area became part ofMishima District, Osaka. Ibaraki was raised to town status on October 14, 1898 and to city status on January 1, 1948. On April 1, 2001 Ibaraki was designated aSpecial city with increased local autonomy.
Ibaraki has amayor-council form of government with a directly elected mayor and aunicameral city council of 28 members. Ibaraki contributes three members to theOsaka Prefectural Assembly. In terms of national politics, the city is part of Osaka 9th district of thelower house of theDiet of Japan.
Ibaraki is a regional commercial center and distribution hub for northern Osaka. Due to its proximity to the Osaka metropolitan area, it is also acommuter town. The city also has a growing and very diverse industrial base.
Ibaraki has 32 public elementary schools and 14 public middle schools operated by the city government and six public high school operated by the Osaka Prefectural Department of Education. There are also three private combined middle/high schools and two private high schools. The prefecture also operates one special education school for the handicapped.