Yuko Shishigami

Yuko Shishigami (獅子神 優子, Shishigami Yuko) is the ex-wife of Mr. Shishigami and the mother of Hiro Shishigami.

Appearance
Yuko is a middle aged woman with short blue navy hair that has bangs swept on either side and black eyes.

Background
Yuko divorced from Hiro Shishigami's father ever since he was in elementary school and she now lives alone with him in a small apartment where they share a room and slept on futons. She also had cancer and wanted her son to continue school and have a good life, she also didn't want to die for his sake.

Cause of Death
Yuko tragically ended her life via suicide after learning that Hiro Shishigami was a mass murderer.

Etymology

 * The name Yuko means "excellence, superiority, gentleness" (優) (yu) and "child" (子) (ko).
 * Yuko's surname Shishigami means "lion" (獅子) (shishi) and "god" (神) (kami/gami).