01 / Burial mounds
A museum was built within a tomb cluster.City-designated tombs stand on its grounds.

The city's local history museum was built in 1972 among the Yamahata Kofun Group. Its grounds hold Yamahata Tomb No. 22 and other tombs, all designated by the city, and have been used as an outdoor garden. The tombs of the group have a stone chamber entered from the side, and pottery, horse fittings and ornaments have been found.
- Built in 1972
- Tomb No. 22 and others
- Stone burial chambers

