A cemetery built successively through the 6th century.
Finds & research
Horizontal chambers yielded rich assemblages including horse gear, a ring-pommel sword, and beads.
Two views on the occupant
Archaeological view
Three keyhole mounds at Anashi, Sakurai. No. 2 (75m per Agency for Cultural Affairs DB) dates to the early 6th century, No. 1 (~53m) to the middle, and No. 3 (~50m, mostly lost to soil extraction in 1958) to the late 6th century.
Imperial Household Agency view
This is not an IHA mausoleum. It comprises three keyhole mounds designated a National Historic Site in 1978.
Field notes
Observe National Historic Site boundaries and on-site signs; do not enter private land.