|Japanese Name||霧嶋 ヒカリ (きりしま ヒカリ）|
|Relatives||Arata Kirishima (Husband)|
Touka Kirishima (Daughter)
Ayato Kirishima (Son)
Renji Yomo (Younger brother)
Unnamed Parents †
Unnamed Brother †
|Manga Debut||Chapter 71 (as Hikari Kirishima)|
Chapter 112 (as Renji Yomo's sister)
Hikari Kirishima (霧嶋 ヒカリ, Kirishima Hikari) is the late mother of Touka Kirishima and Ayato Kirishima, the late wife of Arata Kirishima, and the late elder sister of Renji Yomo. She was killed by Kishou Arima prior to the events of Tokyo Ghoul.
Hikari had light-colored hair, with bangs that covered her right eye, just like her daughter.
She was apparently very 'tomboy-ish' and strong willed. Yomo described her as being talkative and strong. She would sometimes tease Yomo with bugs, showing that she had a sense of humor.Hikari's kind and gentle personality only developed after she fell in love with Arata. In the past, Yomo recalled that Hikari was a wild child, killing and eating humans. Her children have also inherited her previous wild tendencies which is noted by Yomo.
Hikari's parents and brother were killed leaving her the sole caretaker of her younger brother, Yomo. They stayed together until she formed a relationship with Arata and they started their own family. After she gave birth to her daughter, Touka, Hikari introduced her to Yomo as an infant and promised that no matter what happened, she would always be his big sister. Hikari was killed by Arima shortly after her son Ayato was born.
Her younger brother, she took care of him after the deaths of their parents and brother. She often teased him as a child, but loved him dearly. After her death, he sought power in order to avenge her.
Hikari's husband, they were married for several years. They lived happily together with their two children until Hikari died protecting her family. After her death, Arata sought power in order to protect their children.
Hikari loved and cherished her children. According to Renji Yomo, they both took after her personality.
- To Renji: "Ren. Even though I now have a child, and even if you get annoyed with me or even if you hate me. And even if I become an old lady... and even if I die. I will always be your older sister."