Toshinori (寿矩) was a student of Kiyotoshi. His civilian name was „Morimiya Heikichi“ (森宮平吉) and he was born in the first year of Tenpō (1830) the son of a cooper (okeya, 桶屋). His former family name was, according to transmission, „Miyashita“ (宮下). He used the gō „Ryūseimin“ (竜青眠 or 龍青眠) and died on the 15th day of the ninth month of Meiji 30 (1897). His son Heijirō (平次郎), who continued the original family name „Miyashita“, specialized after the Meiji Restoration in the mounting of rayskin (same, 鮫) on sword hilts under the name of „Samehei“ (鮫平). (Markus Sesko)