Genealogy
Before Higashiyama's ascension to the Chrysanthemum Throne, his personal name (imina) was Asahito (朝仁?) or Tomohito and his pre-accession title was Go-no-miya (五宮)
Higasiyama was the fifth son of Emperor Reigen.
Higashiyama's Imperial family lived with him in the Dairi of the Heian Palace. This family included at least 10 children.
- Empress: Princess Yukiko (幸子女王) (Empress Dowager Shōshū, 承秋門院), daughter of Arisugawa-no-miya Yukihito
- First daughter: Imperial Princess Akiko (秋子内親王)
- Lady-in-waiting: Kushige Yoshiko (櫛笥賀子) (Empress Dowager Shin-syuken, 新崇賢門院)
- First son: Ichi-no-miya (一宮)
- Second son: Ni-no-miya (二宮)
- Fourth son: Hisa-no-miya (寿宮)
- Second daughter: Tomi-no-miya (福宮)
- Fifth son: Imperial Prince Yasuhito (慶仁親王) (Emperor Nakamikado)
- Sixth son: Imperial Prince Kan'in-no-miya Naohito (閑院宮直仁親王) – First Kan'in-no-miya
- Lady-in-waiting: Reizei Tsuneko (冷泉経子) (Buddhist priestess)
- Third son: Prince Kōkan (公寛法親王) (Buddhist priest)
- Handmaid (?): Daughter of Takatsuji (Sugawara) Nagakazu (高辻（菅原）長量)
- Third daughter: Kōmyōjyō'in-no-miya (光明定院宮)
- Fourth daughter: Princess Syōsyuku (聖祝女王)
Read more about this topic: Emperor Higashiyama