Articles in "Shoyuki" (Diary of FUJIWARA no Sanesuke) dated January 14, 989 and the next day states that Gon Chunagon (a provisional vice-councilor of state) FUJIWARA no Michinaga got disowned by his father, Sessho (regent) FUJIWARA no Kaneie: it was because Michinaga ordered the capture of Shikibu shoyu (Junior Assistant of the Ministry of Ceremonial) TACHIBANA no Yoshinobu and brought him forcibly to his house when he got upset knowing that Nagasuke KANNABI, whom Michinaga recommended, failed the shoshi exam.
『小右記』永延2年12月4日(旧暦)（989年1月14日）及び翌日条によれば、権中納言藤原道長が自らが推挙した甘南備永資が省試に落ちた腹いせに式部少輔橘淑信を強引に捕えて自邸まで引き回したために父親の摂政藤原兼家より一時勘当された事件が記されている。