It is ichiboku-zukuri (wooden figure carved of one tree) carved out of a single camphor tree (most wooden statues during the Asuka period are made of camphor trees), from which the base part consisting of the head and body, the renniku (lotus center) (the interior part of the pedestal) at the foot, and the two hozo (the handle of tools) underneath are all carved out.
頭・体の根幹部分、さらには足下の蓮肉（台座の内側の部分）とその下の2つの枘（ほぞ）までを含んでクスノキの一材から彫り出した一木造である（飛鳥時代の木造彫刻はほとんどがクスノキ製）。