01 / Burial mound
The shrine's small hill was confirmedas a burial mound by a 1977 dig.

The prefecture states that the small hill where the Okutsu Shrine building stands was confirmed as a burial mound by a 1977 excavation, and that the three triangular-rimmed mirrors with deities and beasts may have come from it. The mirrors were kept in the main hall for ages; the prefecture's list gives their location as Atsuta Shrine (on deposit).
- Prefecturally designated (1977)
- 3 triangular-rimmed mirrors
- About 25 m across, 3.3 m high (city)

