Kusahaka Kofun — 艸墓古墳 墳丘・石室入り口

Megalithic mound (tumulus with integral stones)

Kusahaka Kofun

Also known asKarato Kofun · Kusabaka Kofun

Japan

Datedc. 1 BCE–700 CE

Photo Saigen Jiro · CC0Source file on Wikimedia Commons

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Overview

About this site

Overview

The Kusabaka Kofun (艸墓古墳), also called the Kusahaka Kofun, is a Kofun period burial mound in the Tani neighborhood of the city of Sakurai, Nara, in the Kansai region of Japan. It was designated a National Historic Site of Japan in 1974.

It is a hōfun (方墳), a rectangular tumulus, with a horizontal-entry megalithic burial chamber, and is estimated to have been built in the mid-7th century.

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Age sources

How old this site is, and who says so.

Range across all claimsc. 1 BCE–700 CE

Estimated

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Where it sits in time

The site's dated range, placed against world reference points.

The scale is logarithmic: each step to the left is about ten times older than the last.

How this date was established: Stated by the sourceEstimated

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Source for this date

Article

Kusahaka Kofun

2 min read403 wordsRead on Wikipedia

The tumulus stands on the eastern edge of the Abe Hills, on the left bank of the Terakawa River in the southern part of the Nara Basin.

Kusabaka Kofun

Description

Sources for this section

The tumulus stands on the eastern edge of the Abe Hills, on the left bank of the Terakawa River in the southern part of the Nara Basin. Its shape is rectangular, with the northwest and southeast sides slightly longer, measuring approximately 27 meters on the long side and 21 meters on the short side. The top of the mound is flat and shaped like a truncated cone. Fukiishi have been found on the outside of the mound, but no haniwa clay figures. The mound is surrounded by a flat area, and there is no trace of a moat.

The burial chamber is a horizontal-entry large stone chamber made of megaliths, with an opening to the southeast. The gaps between the stone walls were plastered, and traces of the plaster remain. The burial chamber has a total length of 13.16 meters, with the main chamber measuring 4.44 by 2.71 meters and 2.0 meters in height.

Archaeology

Sources for this section

No archaeological excavation has been conducted to date. Inside the chamber is a hollowed-out house-shaped stone sarcophagus of stratified hyaloclastite, which had been brought to the site from the Kakogawa River basin in Hyogo Prefecture. The cover stone has a pair of rope-hanging protrusions on the front and back and two pairs on the left and right, and the inside is shallowly carved. As the sarcophagus is larger than the entry passageway, it must have been placed in the burial chamber during the construction of the tumulus.

The burial chamber has been open since antiquity, and the existence of any grave goods is unknown.