Jusha TSUMURA, the founder of Tsumura & Co., was from Uda County, Yamato Province, and a Buddhist parishioner of Shoren-ji Temple at Mt. Hibari; and his mother's family home, the Fujimura family had possessed for generations the prescription of medicine (called Chujo-to) which Chujo Hime had taught them as a token of her gratitude for hiding her in their house while she had been running away.
ツムラの創業者津村重舎は大和国宇陀郡出身で、雲雀山青蓮寺の檀家であり、母の実家の藤村家に、逃亡中の中将姫をかくまった御礼に製法を教えられた薬（中将湯）が、代々伝えられていたという。