In trials conducted in those days, a plaintiff had to prepare all the documents and evidence such as kudashibumi (document issued by a superior or office), gosho (writings or letters of superior), and even the related laws in order to take somebody to court.
当時の裁判は、下文、御書などの証拠書類も、関連法令までも、全て訴訟人が揃えて訴えを起こた。