He had several children; the eldest son Hoshina Masaaki was his successor; one daughter, Shizuko, married Iwasaki Hisaya, the younger brother of Mitsubishi founder Iwasaki Yatarō.
He had several children; his son Hoshina Masaaki was his successor as family head. Masaari's daughter Shizuko married Iwasaki Hisaya, the younger brother of Mitsubishi founder Iwasaki Yatarō.