It is a Funnu-zo (the statue of Terrible Countenance) which has six arms and around which snakes are wrapped, and it was made in the time when Akishino-dera Temple belonged to the Shingon sect of esoteric Buddhism.
6本の手をもち、体じゅうに蛇が巻き付いた忿怒像で、秋篠寺が真言密教寺院であった時代の作である。