The KOSE family at that time included, in a direct line, KOSE no Sakaimaro, who was Sangi (counselor) and Jusani (Junior Third Rank) and was a nephew of KOSE no Oji, who was Chunagon (Middle Counselor) and Shosanmi (Senior Third Rank); the KOSE family also included KOSE no Nademaro, Dainagon (Major Counselor) and Junii (Junior Second Rank) and KOSE no Maro, Chunagon and Jusani.
同時代の巨勢氏一族には、直系で中納言正三位巨勢邑治の甥である参議従三位巨勢堺麻呂のほか、大納言従二位巨勢奈弖麻呂、中納言従三位巨勢麻呂等がいる。