In his activities in the Institute he, together with Shunso HISHIDA, continued the unremitting study of a new style adopting the painting technique of Western painting, and before long he was turning out Bossen gaho paintings with courageously vague line drawings.
美術院の活動の中で、大観は菱田春草と共に西洋画の画法を取り入れた新たな画風の研究を重ね、やがて線描を大胆に抑えた没線描法の絵画を次々に発表する。