There is a sword which is designated to an important cultural property (the sword with the inscription 'Ikkanshi Tadatsuna hori dosaku, on a lucky day September, 1709,' held at the Kyoto National Museum).
重要文化財に1振り指定されている（刀銘「一竿子忠綱彫同作宝永六年八月吉」、京都国立博物館蔵）。