Some of the historical data calls Nobukata KIYOHARA as 'Funabashi Dai-Geki Nobukata,' since the House of Kiyohara started calling itself the House of Funabashi from Hidekata, who was the fourth generation thereafter.
なお、清原家は4代後の秀賢から舟橋家を称したため、清原宣賢を「船橋大外記宣賢」と記した史料もある。