Some info!
Excerpt from M. Sesko's book:
IEHIRA (家平), 1st gen., Kanbun (寛文, 1661-1673), Kaga – “Gashū-jū Fujiwara Shirōbei no Jō Iehira kore o saku” (賀州住藤原四郎兵衛尉家平作之), “Gashū-jū Iehira” (賀州住家平), “Gashū Kanazawa-jū Shirōbei no Jō Fujiwara Iehira” (賀州金沢住四郎兵衛尉藤原家平), second son of the 1st gen. Ietada (家忠), he lived in Kanazawa (金沢) and died in the third year of Tenna (天和, 1683), itame mixed with masame, gunome, hako-midare, sanbonsugi, notare, suguha, chūjō-saku
IEHIRA (家平), 2nd gen., Genroku (元禄, 1688-1704), Kaga – “Gashū-jū Fujiwara Iehira” (賀州住藤原家平), “Gashū-jū Fujiwara Iehira saku” (賀州住藤原家平作), he changed his name during the Genroku era to Kunihira (国平), see also entry “KUNIHIRA (国平), 1st gen.”, during his time as 2nd gen. Iehira he signed with a thicker chisel than the 1st gen. and also his hamon is more flamboyant than that of his predecessor, chū-saku