It is known that this parquet statue made of Japanese cypress was shaped by Unkei with 10 artists specializing in Buddhist statues as his disciples (小仏師）at the request of Yoshimori WADA.
ヒノキ材の寄木造りの本像は、小仏師十人と共に運慶が、和田義盛の発願によって造像したことが分かっている。