Mako

Mako (真子) was the maternal grandmother of Tenko Shimura and Hana Shimura, mother of Nao Shimura and wife of Chizuo. Not much is known about her currently, except that she died when her grandson’s Quirk went out of control.

Trivia

 * Mako's name is comprised of two kanji with (真) means "truth" and "子" means "child".