Because those who presented poems to the court for the Shojigodohyakushu were mainly new poets from Gotobain's trusted vassals, it is considered that Kunaikyo first attended at the court just before 1200.
正治後度百首は後鳥羽院近臣の新人歌人を中心に詠進したものであるから、宮内卿の出仕は正治二年の直前と思われる。