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13 Castles in Okayama worth your time

Japan Gems

Okayama Prefecture is home to nine castles, including the historic Okayama Castle and the mountain-top Bitchū Matsuyama Castle. These sites offer a look into Japan's feudal past and diverse architectural styles.

Okayama has 13 castles on Japan Gems. Below are the 13 we can tell you the most about — each one written up in English from Japanese sources, with what to see and how to get there. See all castles in Okayama.

01

Tsuyama Castle

OKAYAMA · CASTLE 津山城

Tsuyama Castle

Explore Tsuyama Castle ruins, a National Historic Site and one of Japan's top cherry blossom spots.

What it is

  • A Hirayama-style castle, also known as Kakuzan Castle.
  • One of Japan's three great Hirayama castles.
  • Designated a National Historic Site.
  • Castle structures were demolished in 1873.

What to see

  • Remaining stone walls and building foundation stones.
  • Restored Bitchu Yagura and an earthen wall.
  • The castle site is now Kakuzan Park.

When to go

  • A famous cherry blossom viewing spot.
  • One of Japan's Top 100 Cherry Blossom Spots.

Getting there

  • 15-minute walk from Tsuyama Station.
Official site
www.city.tsuyama.lg.jp

Read more about Tsuyama Castle

02

Ki Castle

OKAYAMA · CASTLE 鬼ノ城

Ki Castle

Explore Ki Castle, an ancient mountain fortress with restored walls and gates, offering a glimpse into 7th-century Japan.

What it is

  • An ancient Japanese mountain castle.
  • Built in the latter half of the 7th century.
  • Designated a National Historic Site in 1986.
  • Selected as one of Japan's Top 100 Castles.

What to see

  • Restored castle walls and west gate.
  • Four gates, a corner tower, and six water gates.
  • Seven foundation stone building ruins.
  • Castle walls extend for 2.8 kilometers.
  • The castle area covers 30 hectares.

Getting there

  • Kinojō Visitor Center and parking are available.
Official site
www.city.soja.okayama.jp

Read more about Ki Castle

03

Takakoshi Castle

OKAYAMA · CASTLE 高越城

Takakoshi Castle

Explore Takakoshi Castle ruins, a historic mountaintop fort with strategic views.

What it is

  • A mountaintop castle built in 1281 by Utsunomiya Sadatsuna.
  • Home to the Bitchu Ise clan during the Sengoku period.
  • Designated historic site of Ibara City.
  • Abandoned after the Battle of Sekigahara in 1600.

What to see

  • Castle ruins on Mount Takakoshi, 172 meters above sea level.
  • Site of five keeps centered on the main keep.
  • Outwork on the southern ridge.
  • Views overlooking the old Sanyo Road.

Read more about Takakoshi Castle

04

Ōmeguri-Komeguri Mountain Castle

OKAYAMA · CASTLE 大廻小廻山城

Ōmeguri-Komeguri Mountain Castle

Explore extensive ruins of an ancient mountain castle, a National Historic Site with unique earthworks.

What it is

  • Ancient Japanese mountain castle ruins.
  • Designated a National Historic Site in 2005.
  • Built on Ōmeguri-Komeguri Mountain, 199 meters high.

What to see

  • Earthworks surrounding the mountain.
  • Three stone sluices in the valleys.
  • Castle wall 3.2 kilometers in circumference.
  • Ichinokido, Ninokido, and Sannokido sluices.

Getting there

  • Accessible from Seto Station by foot.

Read more about Ōmeguri-Komeguri Mountain Castle

05

Okayama Castle

OKAYAMA · CASTLE 岡山城

Okayama Castle

Okayama Castle, a historic black-lacquered landmark, offers a glimpse into Japan's feudal past.

What it is

  • A Japanese castle, also known as Ujo or Kinujo.
  • A nationally designated historic site.
  • Built on small hills, primarily in teikaku-shiki style.

What to see

  • The 4-story, 6-floor complex watchtower.
  • Exterior features black lacquer siding.
  • Moon-viewing Turret, an important cultural property.
  • Nishinomaru Nishite Turret, an important cultural property.
Address
岡山県岡山市北区丸の内2-3-1 Map
Official site
www.city.okayama.jp

Read more about Okayama Castle

06

Fukuyama Castle (Sōja)

OKAYAMA · CASTLE 福山城 (備中国)

Fukuyama Castle (Sōja)

Explore a 14th-century mountain castle, now a National Historic Site, with impressive stone remnants and historical significance.

What it is

  • A Japanese mountain castle, founded in 1335.
  • Converted from the mountain temple Fukuyama-ji.
  • Designated a National Historic Site since 1936.
  • Located in Soja City, Okayama Prefecture.

What to see

  • Stone walls of a castle gate remain.
  • See dry moats and stone rows.
  • Well ruins are also visible.
  • The castle was on Fukuyama mountain, 302 meters high.

Read more about Fukuyama Castle (Sōja)

07

Bitchū Matsuyama Castle

OKAYAMA · CASTLE 備中松山城

Bitchū Matsuyama Castle

Japan's only original mountaintop castle, offering unique history and views.

What it is

  • A Japanese castle in Okayama Prefecture.
  • Also known as Takahashi Castle.
  • One of Japan's Top 100 Castles.
  • Japan's only existing mountaintop castle.

What to see

  • The current keep, built in 1681.
  • A two-story turret and part of the earthen wall.
  • The castle site, a National Historic Site.
  • The castle's cat lord, Sanjuro.
Official site
www.city.takahashi.lg.jp

Read more about Bitchū Matsuyama Castle

08

Tenjinyama Castle (Bizen)

OKAYAMA · CASTLE 天神山城 (備前国)

Tenjinyama Castle (Bizen)

Explore Tenjinyama Castle ruins, a mountaintop fortress with historical earthworks and stone walls.

What it is

  • A Japanese castle built by Uragami Munekage.
  • A renkaku-shiki mountain castle.
  • Designated historical site of Okayama Prefecture.
  • Abandoned in 1575.

What to see

  • Remains of earthworks are visible.
  • Remains of stone walls are visible.
  • Remains of moats are visible.
  • Stone walls and tile fragments from the Ukita period.

Read more about Tenjinyama Castle (Bizen)

09

Shimotsui Castle

OKAYAMA · CASTLE 下津井城

Shimotsui Castle

Explore Shimotsui Castle ruins, a historic site offering views and a glimpse into Japan's feudal past.

What it is

  • A Japanese flatland mountain castle.
  • Built by Ukita Hideie between 1592 and 1596.
  • Abandoned in 1639 due to a government order.
  • Designated an Okayama Prefectural historic site.

What to see

  • Remains of stone walls and earthworks.
  • A preserved castle gate at Shofuku-ji Temple.
  • Overlooks the town of Shimotsui.

Read more about Shimotsui Castle

10

Kameyama Castle

OKAYAMA · CASTLE 亀山城 (備前国)

Kameyama Castle

Kameyama Castle, a historic site, offers a glimpse into Japan's feudal past.

What it is

  • A Japanese castle, also known as Numa Castle.
  • Designated historic site of Okayama City.
  • Built by Nakamura Katsumasa during the Tenbun era.
  • Abolished by Kobayakawa Hideaki in 1602.

What to see

  • Sotetsu plants on the main keep site.
  • Monument marking Ukita Hideie's birthplace.

Read more about Kameyama Castle

11

Takamatsu Castle

OKAYAMA · CASTLE 高松城

Takamatsu Castle

Takamatsu Castle is a historic flatland castle ruin, famous for a 1582 water attack.

What it is

  • A flatland castle built with earthworks.
  • Built by the Ishikawa clan.
  • Abolished by the 'One Castle Per Province' order.
  • A national historic site in Okayama Prefecture.

What to see

  • Castle ruins, a national historic site.
  • One of the Continued 100 Fine Castles of Japan.
Address
岡山県岡山市北区高松 Map

Read more about Takamatsu Castle

12

Kosuge Castle

OKAYAMA · CASTLE 小菅城

Kosuge Castle

Explore the overgrown ruins of Kosuge Castle, once a residence for the Ebara Nasu clan.

What it is

  • A Japanese castle built by Nasu Muneharu.
  • It was a residence for the Ebara Nasu clan.
  • Became the main castle for the Ebara Nasu clan.

What to see

  • A monument marks the castle ruins.
  • The castle site is now overgrown with trees.

Read more about Kosuge Castle

13

Katsuyama Castle

OKAYAMA · CASTLE 勝山城 (美作国)

Katsuyama Castle

A historic castle site in Okayama Prefecture, notable for its strategic river defense.

What it is

  • A former castle, also known as Takada Castle.
  • Likely built by Miura Sadatsune.
  • Abolished in 1871 due to domain reforms.

What to see

  • The Asahi River, which served as a natural moat.

Read more about Katsuyama Castle

See all 13 castles in Okayama