01 / Burial mound
Named for a shrine to the thunder god on top,a keyhole mound with a 168 m axis.
The axis is 168 m, the rear circular mound is 96 m across and 12 m high, and it is built in three tiers with a covering of stones. The city records that it was named after a shrine to the thunder god on its top. The city dates it to around the end of the 4th century, and the surroundings are kept as a historic-site park.
- Axis 168 m
- Rear mound 96 m across, 12 m high
- National Historic Site