was an old province of Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

  in the area of Ibaraki Prefecture

Ibaraki Prefecture

is a prefecture of Japan, located in the Kantō region on the main island of Honshu. The capital is Mito.-History:Ibaraki Prefecture was previously known as Hitachi Province...

. It was sometimes called . Hitachi Province bordered on Iwashiro

Iwashiro Province

is an old province in the area of Fukushima Prefecture. It was sometimes called .The province occupies the western half of the central part of Fukushima Prefecture; the eastern half is Iwaki Province. More precisely, Date and Adachi Districts in the north belong to Iwashiro and Higashishirakawa and...

, Iwaki

Iwaki Province

was an old province in the area that is today Fukushima Prefecture and Miyagi Prefecture.-History:This iteration of Iwaki Province lasted for a brief period of time in Nara period. Established in 718 with the division of Mutsu Province, it was composed of five district of Iwaki , Shineha , Namekata...

, Shimousa

Shimousa Province

was a province of Japan in the area modern Chiba Prefecture, and Ibaraki Prefecture. It lies to the north of the Bōsō Peninsula , whose name takes its first kanji from the name of Awa Province and its second from Kazusa and Shimōsa Provinces. Its abbreviated form name was or .Shimōsa is...

, and Shimotsuke

Shimotsuke Province

is an old province of Japan in the area of Tochigi Prefecture in the Kanto region. It was sometimes called or .The ancient capital of the province was near the city of Tochigi, but in feudal times the main center of the province was near the modern capital, Utsunomiya.-History:Different parts of...

 Provinces.

The ancient provincial capital and temple were located near modern Ishioka

Ishioka, Ibaraki

is a city located in Ibaraki, Japan.As of 2003, the city has an estimated population of 52,755 and the density of 885.15 persons per km². The total area is 59.60 km².The city was founded on February 11, 1954....

 and have been excavated, while the chief shrine was further east at Kashima

Kashima, Ibaraki

is a port city located in Ibaraki Prefecture, Japan.As of October 1, 2010, the city has an estimated population of 66,249 and a population density of 708.02 persons per km². The total area is 93.57 km². Kashima was formerly a town in Kashima District and became a city after merging with the...

. In the Sengoku Period

Sengoku period

The or Warring States period in Japanese history was a time of social upheaval, political intrigue, and nearly constant military conflict that lasted roughly from the middle of the 15th century to the beginning of the 17th century. The name "Sengoku" was adopted by Japanese historians in reference...

 the area was divided among several daimyo, but the chief castle town was usually the modern city of Mito

Mito, Ibaraki

is the capital of Ibaraki Prefecture, Japan and has a central location, moderately offset towards the coast in that prefecture. As of 2005, the city has an estimated population of 263,748 and a total area is 217.45 km², giving a population density of 1,212.91 persons per km²...

.