Insho Domoto was born in Kyoto in 1891, with his given name Sannosuke.
After he graduated from Kyoto City School of Arts and Crafts,
he was originally trained in craft design. He began his career by drawing patterns for traditional textiles, Nishijin-ori.
But his ardor for being a Nihonga painter made him enter Kyoto Municipal Special School of Painting (Kyoto Shiritsu Kaiga Senmon Gakko), and pursued his studies as a Nihonga painter between 1918 and 1924.
He also took private lessons from Suisho Nishiyama (1879-1958), the influential pupil of Seiho Takeuchi.
In 1919, after “Landscape of Fukakusa” was accepted for the 1st TEITEN exhibition, Insho had been cutting a brilliant figure as a young painter.
He won a special commendation for his picture “Women playing Football” in the 3rd TEITEN exhibition.
A large painting on Buddhist themes “Kegon” which won an award (Teikoku-Bijutsuin Sho) in the 1925