EdoKotō (Old Swords)長曽根虎徹Nagasone KotetsuPeriodEarly EdoSchoolActive YearsTraditionEdoRankDescriptionSupreme shinto-era smith. 'You must hold a Kotetsu to know a Kotetsu.'Related Swordsmiths月山貞一Fukko-toGassan SadakazuMeiji土屋安親Machi-boriTsuchiya YasuchikaMid-Edo三条宗近Yamashiro-denSanjō MunechikaLate Heian粟田口吉光Yamashiro-denAwataguchi YoshimitsuMid-Kamakura返回刀匠列表