Especially, in cases where a member of the Nikaido or Sasaki clans who acted as Toshi (messenger from the Kamakura bakufu to the Imperial court in Kyoto) was dispatched this was called 'buke moshi kotoba' (report informing the Court of the bakufu's intention).
特に鎌倉幕府時代に東使を務めた二階堂氏・佐々木氏らが使者に立てられる場合を「武家申詞」と称した。