The purpose of his Kyoto visit remains a mystery, and it is also unknown whether he went up to Kyoto on behalf of his younger maternal half-brother Hideie, or he just visited Kyoto by himself.
なぜ京都に上ったのか、異父弟・秀家の名代で参上したものなのか、単なる単独行動なのか、理由は不明である。