Tanagura Castle

Overview

Tanagura Castle (棚倉城, Tanagura-jō) is a flatland-style Japanese castle in the town of Tanagura, in Tamura District of Fukushima Prefecture, in the southern Tōhoku region of Japan. It was built in 1625, in the second year of the Kan'ei era (寛永, Kan'ei), by the daimyō (大名, daimyō — a lord holding a large hereditary domain) Niwa Nagashige. It is also known by the alternative name Kamegajō Castle (亀ケ城, Kamegajō). For the whole of the Edo period (1603–1868) it served as the seat of the daimyō of Tanagura Domain (棚倉藩, Tanagura-han), a succession of lords appointed under the Tokugawa shogunate.

History

The castle was founded in 1625 by Niwa Nagashige, who had been moved to Tanagura and built the castle as the new headquarters of his domain. The site lies in the far south of what is now Fukushima Prefecture, a position that placed it on the northern approaches to the Kantō plain and on the routes running north toward the Tōhoku region.

Tanagura Domain was one of the many domains into which the Tokugawa shogunate divided the country. Rather than a single family holding the castle for centuries, Tanagura saw a succession of daimyō installed by the shogunate, each governing the domain from the castle. The castle therefore functioned as the administrative and military centre of the domain throughout the Edo period, which ran from 1603 to 1868.

What Stands There Today

Tanagura Castle was a flatland castle — a type built on level ground rather than on a mountain, using moats and earthworks for defence rather than steep natural slopes. The town of Tanagura grew up around it, and the castle site remains the historic core of the town in Tamura District, Fukushima Prefecture.

The Name in Japanese

The castle's name is written 棚倉城. Its kana reading is たなぐらじょう, and its romaji is Tanagura-jō.

Taken character by character:

• 棚 — read たな (tana) in this name. It means a shelf, rack, or raised platform. It is the first element of the place name Tanagura.
• 倉 — read くら (kura) in this name. It means a storehouse, granary, or warehouse. Together, 棚倉 (Tanagura) is the name of the town and district where the castle stands.
• 城 — read じょう (jō) in this name. It means castle. This is the standard kanji for a Japanese castle, and it appears in castle names across the country. When it stands alone as a common noun it is read しろ (shiro).

The reading of 城 shifts depending on how it is used. As the final element of a castle's name it is almost always じょう (jō), which is why the name is Tanagura-jō rather than Tanagura-shiro. The same kanji also appears in the word 城下町 (じょうかまち, jōkamachi), meaning a castle town — the kind of settlement that grew up around a castle such as this one.

The castle also carries the alternative name 亀ケ城 (Kamegajō). Here 亀 (かめ, kame) means turtle, and ケ is a small kana used to link the two elements in a name. Alternative names of this kind are common for Japanese castles.

For learners, the name is a useful illustration of how Japanese place names are assembled: a local place name (棚倉, Tanagura) combined with a suffix naming the kind of structure (城, castle). The same pattern produces names throughout the country.

Visiting and Context

Tanagura lies in Fukushima Prefecture, in the southern part of the Tōhoku region. The castle's position in the town of Tanagura, in Tamura District, makes it a natural reference point for the surrounding area, and the town's identity is bound up with the domain that was governed from the castle for the whole of the Edo period.

The castle belongs to the Edo period (1603–1868), the long stretch of Japanese history when the Tokugawa shogunate governed from Edo (modern Tokyo) and divided the country into domains, each headed by a daimyō. Tanagura Domain was one such domain, and Tanagura Castle was its headquarters. Understanding the castle therefore means understanding the domain system: a castle was not simply a fortress but the seat of a lord's government, the centre from which a territory was administered.

For readers studying Japanese, the castle's name offers a compact lesson in kanji readings and in the vocabulary of Japanese history — 城 (castle), 藩 (domain), and 大名 (daimyō) all appear in the story of Tanagura, and each is worth learning as a unit rather than as an isolated character.