01 / Matsushima Ohaka Tumulus
Round projections flank its waist,on a tumulus 58 m long.

A prefecturally designated historic site, estimated to date from the late 6th century and 58 m long. The town describes it as a Kurumazuka-type mound, with round projections on both sides of the narrow waist, and as the only keyhole-shaped tumulus in Kamiina. The front part is 32 m wide and 7.7 m high; the rear part is 30 m across and 7 m high.
- Prefectural historic site (town's description)
- 58 m long (front 32 m wide, rear 30 m across)
- Estimated late 6th century
