Kinoshita was born in Tokyo and was the younger brother of Kinoshita Takanori who was also a Western-style painter. He graduated from Tokyo Technological College and traveled to Euope to study oil painting from 1928-1932. Upon his return to Japan became a member of the Nikakai where he exhibited his work frequently and won a number of prizes. In 1936 he left the Nikakai to help found, along with his brother, the Issuikai. He exhibited with the Nitten after 1945 and became a teacher at Tokyo Women's Art College. He received the Education Minister's Prize for Fostering the Arts in 1950. He is best known for paintings in which details are exquisitely rendered to promote a heightened sense of realism.