Odai no kata (於大の方, 1528–1602), also known as Dai, Daishi, and Denzûin, was a Japanese noble lady from the Sengoku period.
[2] Odai's older brother Mizuno Nobumoto who succeeded the Mizuno clan after the death of Tadamasa broke relations with the Imagawa clan who was the master of the Matsudaira family and followed Oda clan in 1544, Odai was divorced by Hirotada who worried about relations with the Imagawa family and returned to Kariya Castle of the Mizuno family in Mikawa Province.
After the Battle of Okehazama, Ieyasu became independent from the Imagawa clan and allied with the Oda family, gave the family name Matsudaira to the three sons of Toshikatsu and Odai, made them his retainers, and welcomed Odai as his mother.
Odai underwent tonsure and called herself Denzuin after the death of her husband, Toshikatsu.
[2] Odai's birthplace of Higashiura-cho constructed 'Odai Park' in Ogawa in her memory and holds an 'Odai Festivals' every year.