* Image is for illustrative purposes only.Wakimoto Castle
脇本城
Wakimoto Castle is a historic castle in Tōhoku dating from the Muromachi to Azuchi-Momoyama period, whose lord was Ando Chikasue.
Overview
Overview
Wakimoto Castle is a medieval mountain castle built on a ridge overlooking the Sea of Japan at the base of the Oga Peninsula in Akita Prefecture. Spanning approximately 150 hectares, it is the largest castle in the Tohoku region. Designated as a National Historic Site and listed as No.106 among the Continued Japan 100 Fine Castles, it is a characteristic earthworks fortress built without stone walls, defended by earthen ramparts, dry moats, and enclosures (kuruwa).
History
Founded in the 14th century by warriors connected to the Kamakura Hojo clan, the castle came under the control of the Ando clan in the 15th century. The Ando wielded power over trade with Ezochi (Hokkaido) and dominated maritime commerce on the Sea of Japan. In 1577, Ando Chikasue, who unified the Hinoyama and Minato branches of the Ando clan, undertook major renovations to establish Wakimoto as his retirement castle. Excavations have uncovered Karatsu ware, Echizen ware, and Chinese Yuan-dynasty blue-and-white porcelain, confirming long-distance trade connections. The castle was abandoned sometime between the 1590 Oshu Punishment by Toyotomi Hideyoshi and the construction of Kubota Castle by the Satake clan in 1602.
Structure and Features
The vast 150-hectare layout encompasses the entire ridge system. Numerous enclosures, earthen ramparts, dry moats, and fortified gateways survive in good condition. The commanding view of the sea reflects its dual role as a military stronghold and trade hub. As an earthworks castle without stone walls, it preserves the medieval castle tradition of the Tohoku region.
Connection to Swords
The Ando clan were central players in maritime trade across the Sea of Japan, exchanging goods with Ezochi and the continent. Among the excavated artifacts are iron implements, offering a glimpse into weapons production and distribution of the era. The Oga City Board of Education archives related weapons artifacts from the site.
Access and Current Status
The ruins are well preserved on the ridge and open to free public access. From Akita Station, take the JR Oga Line to Wakimoto Station, then walk approximately 20 minutes.
Connection to Swords
As a Sea of Japan trade hub for the Ando clan, the castle was involved in the distribution of iron goods and weapons. Excavated iron artifacts shed light on medieval weapons distribution.
Highlights
- Largest earthworks mountain castle in Tohoku at 150 ha
- Ando clan hub for Sea of Japan trade and Ezochi control
- National Historic Site and Continued Japan 100 Fine Castles No.106
- Classic medieval earthworks castle without stone walls
* Opening hours and admission fees are subject to change. Please check the official website before visiting.