In September 8, 1485, Shukyu BANRI, a poet in the Muromachi period stopped at Toshinobu's residence in Kiyosu-jo Castle in Kasugai County, Owari Province on his way to visit Dokan OTA in Edo-jo Castle and wrote a poem, watching inuoumono (dog-hunting event) with Toshinobu's permission.
文明17年（1485年）9月8日、室町時代の歌人である万里集九が江戸城へ太田道灌を訪ねる中途、尾張春日井郡にある清洲城の敏信邸に立寄り、敏信の許で犬追物を見物して詩を作ったという。