Research on the chieftain network of the Zenpo-Koen burial mound age

点击翻译按钮获取中文摘要

1. The excavation of Oku-no-mae Kofun No.1Oku-no-mae Kofun No.1, an example of tie early type Zenpo-Koen burial mound, is built on the end ridge of a hill in the town of Kume, Kume-gun, Okayama Prefecture. Kume-gun is part of the mountainous area of northern Okayama Pref., which has been called Mimasaka since the 8^<th> century. The total length of the mound is about 68 meters and the diameter of the main rear part is about 38 meters. We investigated a stone coffin on the main rear mound and two burials on the front mound. This stone coffin, many oval Haniwa clay cylinders and some mortuary goods, especially a rare type of cuirass made of iron, symbolize that there might be abroad network connecting to the center of political power, Kinai.2. The measurement of Kama-no-ue KofunKama-no-ue Kofun is a large round burial mound, built on the top of a mountain near the confluence of the Yoshino and Yoshii rivers, in Yanahara-cho, Kume-gun, Okayama Prefecture. This mound is located near the famous Tsuki-no-wa Kofun. Kama-no-ue Kofun has two square projections and the diameter of the main mound is about 59 meters. The size of Tsuki-no-wa Kofun is the same. Fragments of Haniwa clay cylinders found at Kama-no-ue Kofun have the same features as chose of Tsuki-no-wa Kofun and Kanakurayama Kofun in Okayama-shi which is located in the lower reaches of Yoshii river. There might have been a network among chieftains promoted by the ship-transport through Yoshii river.