Visit, if you dare, an eldritch tomb in the archipelago beyond Khitai, one that dates back to soon after the Hyborian Age. #kofun https://cromwell-intl.com/travel/japan/oita/tsukiyama-kofun/?s=mc
Tsukiyama Kofun

A prehistoric megalithic tomb from around the 5th century CE, one of the most opulent burials in the prefecture.

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