Nyotaisan Kofun, Ancient burial mound in Ota, Japan.
Nyotaisan Kofun is a burial mound with a distinctive scallop shape, built from earth and stone that rises noticeably from the landscape in Ota. The construction displays the engineering skill of ancient builders and creates a prominent landmark.
The mound was created between the 3rd and 6th centuries and reflects the development of early Japanese social structures. This period marks a time of growing social change and the consolidation of power among ruling elites.
The name references a mythological figure from Japanese tradition, reflecting deep roots in ancient beliefs. You can see how the distinctive shape was intentionally designed to express spiritual meaning.
To visit, follow the marked pathways that guide you through the site and offer the best views of the structure. Some areas remain off-limits for protection purposes, so check current access conditions before your visit.
Unlike many other Japanese burial mounds, this one displays a rare scallop shape instead of the more common keyhole pattern. This form was likely a deliberate choice by builders of the time to create something distinctive.
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