Mausoleum of Ono-no-Imoko

The Mausoleum of Ono-no-Imoko is the tomb of Ono-no-Imoko, who was a Japanese politician and diplomatic envoy to the Sui Dynasty in China, during the Asuka period in the late 6th and early 7th century.
He was also the founder of the Ikenobo school of flower arrangement, who’s head holds a graveside service in June each year.