It looks like to be a statue made after an old style in consideration of its gentle and well-balanced features, but actually it is believed to have been sculpted in the Heian period (during the end of the 10th century through the beginning of the 11th century).
面貌も穏やかに整っている点などを考慮すると一見古様には見えるが、平安時代（10世紀末から11世紀初め頃）の制作と思われる。