A legend has it that this boy was the Buddhist monk named Eishu BANNAN who founded the Seiko-ji Temple, and that soroban bozu is this monk studying hard at night without being noticed by anyone when he was young.
一説によれば、この少年は西光寺の開山萬安英種という和尚で、幼い頃に夜中に人知れず勉学に励んでいた姿だとされる。