Obi Castle
Seat of the Ito family's Obi Domain for 14 generations, above the first castle town in Kyushu chosen as a preservation district for traditional buildings.
Nichinan · MiyazakiSeat of the Ito family's Obi Domain for 14 generations, above the first castle town in Kyushu chosen as a preservation district for traditional buildings.
Nichinan · MiyazakiA castle above the Kiso River whose keep, a National Treasure, is the only building left standing and was privately owned until 2004.
Inuyama · AichiA National Treasure castle in Matsumoto whose keep, from 1593 and 1594, is the oldest surviving keep with five tiers and six floors inside.
Matsumoto · NaganoSite of the provincial government of ancient Mutsu, founded in 724, with a rebuilt South Gate and the Taga Castle Stele, a National Treasure.
Tagajo · MiyagiAinu chashi earthworks on the sea cliffs of the Nemuro Peninsula, dated to around the 16th to 18th centuries and No. 1 of the 100 Fine Castles of Japan.
Nemuro · HokkaidoStone walls of a mountain castle abandoned in 1600, on a 353-metre summit, known as the castle in the sky when a sea of clouds forms below it.
Asago · HyogoSite of a castle built in 1334 for the Southern Court and held by the Nejo Nanbu clan for about 300 years, with its main bailey rebuilt on excavated remains.
Hachinohe · AomoriAlso called Tsuruga Castle, the seat of the Aizu Domain held out for a month in the 1868 Boshin War; its rebuilt red-tiled keep houses a museum.
Aizuwakamatsu · FukushimaSite of a castle first built in 1457 in Kawagoe, where part of the Honmaru Goten, the palace the domain lords built in 1848, still stands.
Kawagoe · SaitamaEarthwork remains of the Mito Domain's castle, with dry moats and ramparts, a rebuilt main gate and corner turret, and the Kodokan on the outer bailey.
Mito · IbarakiOriginally built in the late sixteenth century to control highway crossroads, Saga Castle served as the Saga Domain's residence and was reconstructed in 1989.
SagaCastle built by Mori Terumoto from 1589 on the Ota River delta. Its keep, rebuilt after the 1945 atomic bombing, closed in 2026; the grounds stay open.
HiroshimaSeat of the Maeda lords of the Kaga domain, where the Ishikawa-mon gate of 1788 stands beside turrets rebuilt in wood since 2001.
Kanazawa · IshikawaCastle founded in 1585 by Toyotomi Hidenaga and later the seat of the Kishu Tokugawa family, with a keep rebuilt in 1958 and the Nishinomaru Garden.
WakayamaThis shrine honors Takeda Shingen, a Sengoku-period general remembered for both military prowess and regional development in the domain he ruled.
Kofu · YamanashiHilltop castle begun for the Ii clan in 1604, with one of the five castle keeps in Japan designated National Treasures, surviving moats and stone walls.
Hikone · ShigaHilltop castle in central Matsuyama with one of the twelve original castle keeps in Japan, completed in 1854, and 21 Important Cultural Properties.
Matsuyama · EhimeFortress without a traditional keep, reflecting Tokugawa political order and built as a luxurious residential palace to demonstrate authority and wealth.
Sendai · Miyagi