Reconstructed Castle
◎ 100 Famous Castles

Odawara Castle

Headquarters of the powerful Hojo clan, Odawara Castle withstood repeated sieges for over a century. The reconstructed white keep and scenic grounds near the sea make it one of Japan's most visited castles.

Japanese Name小田原城
PrefectureKanagawa Prefecture (神奈川県)
RegionKanto (関東)
Castle TypeHill Castle
Year Built15th c.
Designation100名城
Coordinates35.2556, 139.1528

Odawara Castle stands as the historic headquarters of the Hojo clan, one of the most powerful daimyo families to emerge during Japan's Sengoku period. Built during the fifteenth century, the fortress withstood repeated siege attempts and conflicts that lasted over a century, eventually falling to Toyotomi forces in 1590. Today the reconstructed white keep and surrounding scenic grounds make it one of the most visited castle sites in Japan, attracting millions of visitors annually with its combination of historical significance and pleasant seaside location.

The castle's strategic position in Sagami Province made it a crucial center of Hojo power and a focal point for regional conflicts throughout the sixteenth century. The clan's control of the fortress allowed them to dominate local trade routes and resist pressure from rivals including the Takeda, Uesugi, and eventually the Toyotomi unification forces. The castle's ability to withstand numerous assaults demonstrated both the strength of its fortifications and the determination of the commanders who defended it.

The site features impressive stone walls that rise from the surrounding terrain and a carefully maintained complex of defensive structures arranged around the central keep. The reconstructed main tower, completed in 1960, stands as a symbol of the fortress's historical importance while allowing visitors to experience the aesthetic and defensive design principles that characterized major Edo-period castles. The combination of authentic historical remains and reconstructed elements creates an accessible representation of the original structure.

The castle grounds include gardens, museums, and walking paths that provide context for understanding both the military history and cultural significance of this important fortress. Located near the coast, the site benefits from scenic views and accessibility that have made it a popular destination for those studying Japanese castle architecture and the role of fortified cities in regional development.

Odawara Castle is recognized as one of Japan's top 100 castles as designated by the Japan Castle Foundation, a distinction that highlights its historical and architectural importance among the hundreds of castle sites across the country. Its design reflects the defensive priorities and construction techniques of the feudal period, with origins dating to 15th c.. Visitors traveling to Kanagawa Prefecture can explore the site alongside other regional historical attractions, and the location is well served by public transportation from major nearby cities.