Nana Shimura was the seventh user of the One For All Quirk, the former mentor of All Might, a close friend of Gran Torino, and the grandmother of Tenko Shimura. Nana is the only woman to have wielded One For All, She is also the only known user to have been married and had any children. She is the second previous One For All user whose Quirk was revealed. The hand that now serves as Tomura's signature mask is revealed to be one of Nana's.