In "Shoku Nihongi" (Chronicle of Japan Continued), there is an article dated December 30, 698, which says YAMASHIROBE no Oda, ranked "gon dai ni," was honored with "jiki koshi" cap rank.
『続日本紀』文武天皇2年（698年）12月30日に、勤大弐の山代小田に直広肆の位を贈ったとする記事がある。