is a hilltop-style

Japanese castle are fortresses constructed primarily of wood and stone. They evolved from the wooden stockades of earlier centuries, and came into their best-known form in the 16th century. Castles in Japan were built to guard important or strategic sites, such ...

located in the city of Iwaki, Fukushima Prefecture, in the

Tōhoku region The , Northeast region, or consists of the northeastern portion of Honshu, the largest island of Japan. This traditional region consists of six prefectures (''ken''): Akita, Aomori, Fukushima, Iwate, Miyagi, and Yamagata. Tōhoku reta ...

of Japan. It also called Ryūgajō Castle (龍ヶ城) . Built in the early

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characte ...

, it served as the headquarters for a succession of

daimyō were powerful Japanese magnates, feudal lords who, from the 10th century to the early Meiji period in the middle 19th century, ruled most of Japan from their vast, hereditary land holdings. They were subordinate to the shogun and nominal ...

Iwakitaira Domain was a feudal domain under the Tokugawa shogunate of Edo period Japan.,Jansen, Marius B. (1994)''Sakamoto Ryōma and the Meiji Restoration,'' p. 401 based at Iwakitaira Castle in southern Mutsu Province in what is now part of modern-day Iwaki, F ...

under the

Tokugawa shogunate The Tokugawa shogunate (, Japanese 徳川幕府 ''Tokugawa bakufu''), also known as the , was the military government of Japan during the Edo period from 1603 to 1868. Nussbaum, Louis-Frédéric. (2005)"''Tokugawa-jidai''"in ''Japan Encyclopedia ...

. The site is now mostly on private lands, with only a small portion of the moats and ramparts remaining.

Background

The castle is located at the tip of the tongue plateau extending east, protected on three sides by the U-shaped Tangosawa lake. The

Main Bailey The inner bailey or inner ward of a castle is the strongly fortified enclosure at the heart of a medieval castle.Friar, Stephen (2003). ''The Sutton Companion to Castles'', Sutton Publishing, Stroud, 2003, p. 22. It is protected by the outer w ...

(''Honmaru'') was at the southeast end of the plateau, and the Second Bailey (''Ninomaru'') was on a ridge that protruded northeast. On the west side was the Third Bailey (''Sannomaru''). Two large, moated, rectangular enclosures completed the defences. The castle was built without a

donjon A keep (from the Middle English ''kype'') is a type of fortified tower built within castles during the Middle Ages by European nobility. Scholars have debated the scope of the word ''keep'', but usually consider it to refer to large towers in ...

, but utilised a three-story ''

yagura Yagura may refer to: * Yagura castle * Yagura opening * Yagura (tombs) * Yagura (tower) is the Japanese word for "tower", "turret", "keep", or "scaffold". The word is most often seen in reference to structures in Japanese castle compounds bu ...

'' in its place. At its height, the castle had 17 ''yagura'' and 24 gates.

History

In the late 11th century, the

Iwaki clan The was a Japanese samurai clan that claimed descent from the Hitachi-Heishi, a cadet branch of the Taira clan. However, this connection is tenuous and not backed by documentary evidence, suggesting that the Iwaki were instead descendants from ...

Hitachi Province was an old province of Japan in the area of Ibaraki Prefecture. Nussbaum, Louis-Frédéric. (2005). "''Hitachi fudoki''" in . It was sometimes called . Hitachi Province bordered on Shimōsa (Lower Fusa), Shimotsuke, and Mutsu ( Iwase -17 ...

invaded the Iwaki, and seized control of the southern half of the

Hamadōri is the easternmost of the three regions of Fukushima Prefecture, Japan, the other two being Nakadōri in the central area of the prefecture and Aizu in the west. Hamadōri is bordered by the Abukuma Highlands to the west and the Pacific Ocea ...

region. This was divided it into four districts of Yoshima, Iwasaki, Iwaki, and Naraha, which they ruled from the

Kamakura period The is a period of Japanese history that marks the governance by the Kamakura shogunate, officially established in 1192 in Kamakura by the first ''shōgun'' Minamoto no Yoritomo after the conclusion of the Genpei War, which saw the struggle bet ...

to the end of the

Sengoku period The was a period in History of Japan, Japanese history of near-constant civil war and social upheaval from 1467 to 1615. The Sengoku period was initiated by the Ōnin War in 1467 which collapsed the Feudalism, feudal system of Japan under the ...

. However, in 1600, Iwaki Sadataka sided with the Western Army of Ishida Mitsunari against the

Tokugawa clan The is a Japanese dynasty that was formerly a powerful ''daimyō'' family. They nominally descended from Emperor Seiwa (850–880) and were a branch of the Minamoto clan (Seiwa Genji) through the Matsudaira clan. The early history of this clan r ...

at the Battle of Sekigahara, and as a result, the Iwaki clan was dispossessed of its territories with the formation of the

Tokugawa Ieyasu was the founder and first ''shōgun'' of the Tokugawa Shogunate of Japan, which ruled Japan from 1603 until the Meiji Restoration in 1868. He was one of the three "Great Unifiers" of Japan, along with his former lord Oda Nobunaga and fello ...

awarded the area to

Torii Tadamasa was a Japanese Samurai and Daimyo of the Edo period, who served Tokugawa Shogunate. He was a son of Torii Mototada, a retainer of Tokugawa Ieyasu. In 1603, following the Battle of Sekigahara, he become the first lord (''daimyō'') of Iwakitair ...

as part of a new domain with an assessed '' kokudaka'' of 100,000 '' koku''. Tadamasa was the son of Ieyasu' childhood friend and retainer,

Torii Mototada was a Japanese Samurai and Daimyo of the Sengoku period through late Azuchi–Momoyama period, who served Tokugawa Ieyasu. Torii died at the siege of Fushimi where his garrison was greatly outnumbered and destroyed by the army of Ishida Mitsu ...

, who had been killed by Toyotomi forces at the

Siege of Fushimi The siege of Fushimi was a crucial battle in the series leading up to the decisive Battle of Sekigahara which ended Japan's Sengoku period. Fushimi Castle was defended by a force loyal to Tokugawa Ieyasu's Eastern army, led by Torii Mototada. ...

shortly before the Battle of Sekigahara. Tadamasa began construction of the new castle in 1603, and it took twelve years to complete.

Shōgun , officially , was the title of the military dictators of Japan during most of the period spanning from 1185 to 1868. Nominally appointed by the Emperor, shoguns were usually the de facto rulers of the country, though during part of the Kamak ...

Tokugawa Hidetada was the second ''shōgun'' of the Tokugawa dynasty, who ruled from 1605 until his abdication in 1623. He was the third son of Tokugawa Ieyasu, the first ''shōgun'' of the Tokugawa shogunate. Early life (1579–1593) Tokugawa Hidetada was bo ...

was so impressed with the work Tadamasa did on the castle and surrounding ''

jōkamachi The term refers to a type of urban structures in Japan in which the city surrounds a feudal lord's castle. These cities did not necessarily form around castles after the Edo period; some are known as Jin'yamachi, cities that have evolved around J ...

'' that he reassigned him to

Yamagata Domain was a feudal domain in Edo period Japan, located in Dewa Province (modern-day Yamagata Prefecture), Japan. It was centered on Yamagata Castle in what is now the city of Yamagata. Unlike some ''han'' whose control was relatively stable througho ...

with doubled the ''kokudaka''. As a

fudai daimyō was a class of ''daimyō'' (大名) in the Tokugawa Shogunate (徳川幕府) of Japan who were hereditary vassals of the Tokugawa before the Battle of Sekigahara. ''Fudai daimyō'' and their descendants filled the ranks of the Tokugawa admini ...

holding, Iwakitaira Castle changed hands several times through the Edo Period. It was ruled by the

Naitō clan is a Japanese samurai kin group. The clan claims its descent from Fujiwara no Hidesato. The Naitō became ''daimyōs'' during the Edo period. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d'histoire et de géographie du Japon''; Papinot, ...

from 1622-1747,

Inoue clan The was a samurai clan which came to prominence from the late Kamakura through Edo periods in Japanese history, descending from the Seiwa Genji. Mention of an Inoue surname is found in Nara period records; however, the Inoue clan which later be ...

from 1747-1758, and the

Andō clan The is a Japanese samurai kin group. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003).html" ;"title="DF 6 of 80">"Andō," ''Nobiliare du Japon'', p. 2 DF_6_o_...

_from_1758-1868._During_the_Boshin_War.html" ;"title="DF 6 of 80/nowiki>">DF 6 o ...

Background

History

Current situation

Literature

External links