Daimyo (Japanese feudal lords), main shogun's retainers, court nobles and shake (family of Shinto priests serving a shrine on a hereditary basis) were covered and pedigree records were extended to the end of Edo period.
また大名・主要な幕臣・公家・社家などを収録範囲とし、可能な限り幕末まで系譜を伸ばしている。