As a concubine of Emperor Kōgen, she gave birth of Hikofutsu-oshi-no-makoto no mikoto.[3] After the death of Kōgen, she married Emperor Kaika and became Empress consort of him and mother of Emperor Sujin.[2][3]
She was the daughter of Ōhesoki. She was concubine of Emperor Kōgen, with whom she had one child: Prince Hikofutsuoshinomakoto (彦太忍信命), who is a father of Takenouchi no Sukune (武内宿禰).[4] Later, she married Emperor Kaika and gave birth to Emperor Sujin and Princess Mimatsuhime (御真津比売命). She was the empress dowager from the 1st year of Sujin.
Family
Paternal grandfather: Ōyakuchi-no-sukune no mikoto (大矢口宿禰命)
Unless otherwise noted (as BC), years are in CE / AD1 individuals that were given the title of empress posthumously
2 individuals elevated to the rank of empress due to their position as honorary mother of the emperor
3 Shōshi served briefly as honorary empress for her younger brother Emperor Go-Daigo
Unless otherwise noted (as BC), years are in CE / AD1 individuals that were given the title of empress dowager posthumously
2 title removed in 896 due to a suspected affair with head priest of the Toko-ji Temple; title posthumously restored in 943
3 was made High Empress or de jure empress dowager during her husband's reign