Kofun period (4th century)

This type of carved stone container is extremely rare and only few examples are known to exist.
Another container in similar style excavated from the Higashinomiya Tumulus, Inuyama City, Aichi Prefecture registered as Important Cultural Property, is in the collection of the Kyoto National Museum, accessible online at https://www.emuseum.jp/detail/101147?x===_lang=en_lang=ja===_e======801=8=detail=