Kanetsuna's descendants ended up in Okochi, Nukata District in Mikawa Province (Aza Okochi, Ohira-cho, Okazaki City, Aichi Prefecture; near the Okazaki Interchange of the Tokyo-Nagoya Expressway) and founded the Okochi Clan, from which Nobutsuna MATSUDAIRA, who was known as Matsudaira Izu no Kami, was descended.
松平伊豆守と謳われた松平信綱などを出した大河内氏は、三河国額田郡大河内（愛知県岡崎市大平町字大河内、東名高速の岡崎インターチェンジ近く）へ落ちたこの兼綱の末裔とされる。