Prince Shōtoku
The Rokkaku-dō in Kyoto is the site of the birth and earliest development of "ikebana". The name "Rokkaku" refers to the hexagonal shape of the temple. Rokkaku-dō temple was founded by Prince Shōtoku in the 6th century to enshrine a "Nyoirin Kannon Bosatsu", the Goddess of Mercy.