His realistic novel "Ukigumo"(the drifting cloud), published from 1887 to 1891, was written in a style unifying written and spoken language, and became the forerunner of modern Japanese novels.
1887年～91年の間に出された写実主義小説『浮雲(二葉亭四迷)』は言文一致体で書かれ、日本の近代小説の先駆となった。