"According to rumors, the war between the Emperor (Ieyasu) and his son, lord Karusa (Kazusa no suke [Governor of Kazusa Province] Tadateru MATSUDAIRA) was about to break out, and the father-in-law of lord Karusa, Masamune would give support for lord Karusa".
「風評によれば、戦争は今や皇帝（家康）とその子カルサ様（松平上総介忠輝）との間で起こらんとし、義父政宗殿は、カルサ殿の後援をなすべし云々」