noun
imperial prince's family; family of a prince of royal blood
Refers to the household or family of a 親王 (imperial prince). Used in historical and modern contexts of the Japanese imperial family.
See also: 親王
親王家の系図を調べる。
I research the genealogy of the imperial prince's family.
その儀式には親王家の方々も出席された。
Members of the imperial prince's family also attended the ceremony.