🇯🇵 Japan · Tumulus
Iwakura (Fukuoka)
Kofun Middle–Late 350–550 CE (Northern Kyushu–Genkai) · Northern Kyushu Kofun (Genkai–Itoshima)
Genkai coast 55 m keyhole (350–550 CE) at Iwakura hill Fukuoka — corridor with Sue ware, iron armor and haniwa house model bridging Yayoi to Yamato.