His elder brother Nobunaga ODA acted foolishly throwing incense powder at butsuzen (before the Buddha or a mortuary tablet) in a funeral ceremony for his father Nobuhide in 1551, where as Kanjuro Nobuyuki was described with opposing act as 'he dressed in a dignified manner and acted in accord with the rules of etiquette' ("Shinchoko-ki" [Biography of Nobunaga ODA]).
天文20年（1551年）、父信秀の葬儀の際、兄織田信長は仏前で抹香を投げつけるという愚行を行ったのに対し、勘十郎信行は「折目高なる肩衣・袴めし候て、あるべきごとくの御沙汰なり」（『信長公記』）と対照的な振る舞いであった。