Jaketsuzan Kofun, 3D-1.jpg
Saigen Jiro
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蛇穴山古墳 石室展開図
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Jaketsuzan Kofun, 3D 1, Nets of Interiors of Kofun, Jaketsuzan Kofun
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Jaketsuyama-kofun Tumulus: A view of the expansion of the stone chamber
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蛇穴山古墳
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