- Other Names: 養仙院 (Yousen in)
- Japanese: 八重姫 (Yae hime)
She was married to Tokugawa Yoshizane on 1698/6/13.
Following the death of her husband Yoshizane in 1709, she took on the name Yôsen-in.
- Okazaki Hironori, "Kyôhô-ki Ii-ke no zôtô girei to bakusei/hansei," in Asao Naohiro (ed.), Fudai daimyô Ii ke no girei, Hikone Castle Museum (2004), 132.
- Cecilia Segawa Seigle, “Tokugawa Tsunayoshi and the Formation of Edo Castle Rituals of Giving,” in Martha Chaiklin (ed.), Mediated by Gifts: Politics and Society in Japan 1350-1850, 139-140.