Described by the Osaka Prefectural Board of Education as the largest square-fronted, square-backed mound found in northern Kawachi.
Finds & research
The main burial yielded imported and Japanese-made mirrors, swords and daggers, a triangular-plate leather-bound cuirass and a triangular-plate helmet with a keeled front, curved, tubular, mortar-shaped and jujube-shaped beads, a stone bracelet, iron farming and craft tools and other items, designated collectively as an Osaka Prefectural Tangible Cultural Property in 1994.
Official status & archaeological view
Official status
It became an Osaka Prefecture-designated Historic Site on 29 March 1991, and its finds were designated Prefectural Tangible Cultural Properties on 12 December 1994.
Archaeological view
A square-fronted, square-backed mound at least 65m long, designated Mound 1 of the Katano Kurumazuka group. Investigations during construction of Katano High School identified one square-fronted, square-backed mound, one square mound, and three round mounds; Higashi Kurumazuka yielded numerous grave goods. The Osaka Prefectural Board of Education dates it to the end of the Early to the beginning of the Middle Kofun period, while the prefectural and city heritage lists give the Middle Kofun period. Its occupant is unknown.
Field notes
About a 15-minute walk from JR Kawachi-Iwafune Station, near Osaka Prefectural Katano High School. Follow the public boundaries and on-site guidance.