Masatsura's second son was Shigenao MATSUDA, who was adopted by Shigenori MATSUDA, a grand master of the Koshu-ryu Gungaku (Military Strategy of Koshu) and later became Shoshoshi (marine engineering officer) of the Navy, and his third son named Naosaburo HANABUSA was a scholar of statistics with a doctorate and the first Chief of the Statistics Bureau and was in charge of the first census.
次男は、甲州流軍学師範松田重徳の養嗣子となり後に海軍少匠司（造船技官）となった松田重直、三男は博士、統計学者で初代内閣統計局長、第一回国勢調査を担当した花房直三郎。