Although the sixth Toyokuni dedicated himself to the Ukiyo-e painting after retiring from the business in 1972, he never forgot his dream to receive a higher education, which encouraged him to enter the evening Momotani High School in Osaka Prefecture in 1996 at the age of 93.
1972年に経営から引退し、浮世絵に専念していたが、長年進学の希望を抱き続け、93歳になった1996年、大阪府立桃谷高等学校定時制に入学。