It is said that he was the father of Sukenobu ODA, the founder of 'the Oda Danjo no jo family' (the Shobata Oda clan) that was a family of three magistrates of Kiyosu since he took the homyo (name given to a person who enters the Buddhist priesthood) of 'Seigan' and addressed himself as the rank of Bingo no kuni no kami (Governor of Bingo Province), but there is a view that Sukenobu and Toshinobu are same person.
また「清巌」の法名や備後国守の官位を名乗ったことから、清洲三奉行の一家で「織田弾正忠家」（勝幡織田氏）の祖織田良信の父であるとされるが、一説にこの良信と敏信とを同一人物という説がある。