Born in Kyoto, daughter of Emperor Ninkō and younger sister of Emperor Kōmei.
She was engaged to Prince Arisugawa Taruhito.
For the union of court and shogunate, her engagement was cancelled and she set out for Edo to become the shogun's wife.
She married the 14th shogun, Tokugawa Iemochi; the couple are said to have been close.
Iemochi died of illness at Osaka Castle. Kazunomiya took the tonsure as Seikan'in no Miya.
As government forces approached Edo, she wrote to the court pleading for the survival of the Tokugawa house.
She left Edo and returned to Kyoto.
She moved back to Tokyo.
She died at Hakone, where she had gone to recover from illness.
Iwakura TomomiAtsuhime (Tenshō-in)
Atsuhime (Tenshō-in)Matsudaira KatamoriYamaoka TesshūTokugawa YoshinobuNakaoka ShintarōTakasugi ShinsakuKusaka GenzuiOkita Sōji
People of the Edo period ・ People by period
Based on facts found in textbooks and biographies. Uncertain points are marked as such.