Although two of those four, Hirokata ARAI and Hako IRIE, were not very famous painters of that period, they were assigned the important roles by the recommendation of Seiichi TAKI, an art historian.
4名のうち、荒井寛方（あらいひろかた）と入江波光（いりえはこう）の2名は当時においてもさほど高名な画家ではなかったが、美術史家瀧精一の推挙で大役を任されたものである。