In the postwar period, he rebelled against "Daini Geijutsu Theory" (Second-Class Art Theory), and he aspired to the revival of haiku and launched a magazine, 'Tenro' (Sirius), with Sanki SAITO in 1948.
戦後は桑原武夫の『第二芸術論』に反発、俳句の復活を志し1948年、西東三鬼らとともに「天狼」を創刊。