Yasunobu (Zenshin) MIYOSHI was the father of Yasutsura MIYOSHI of Monchujo mentioned above, and his record would have been used as one of the bases for compiling the book.
先に触れた問注所の三善康連の父、三善康信（善信）であるが、確かに彼が残した記録が編纂のベースのひとつとして利用されたであろう。