text: Tadashi Miyamoto is Rei's father and a police officer who first appears in chapter 30. Previously, only his voice was heard on Rei's cellphone in a bad one-way connection.  Prior to the outbreak, Miyamoto has been investigating fraud and corruption relating to Koichi Shido's family. When he learned that his daughter Rei was held back a year because of his actions he apologized to Rei but continued his investigation with the goal of arresting the Shidos. Tadashi leaves a message on the whiteboard at the police station for all surviving police to head towards Shintoko Third Elementary School for a scheduled evacuation by the SDF.
  Kiriko Miyamoto
  is Rei's mother and one of the neighborhood survivors. When she goes out for supplies the neighbors shut her out. Happily, she meets Rei and the group and they head to Shintoko Third Elementary School to join the other survivors. Kiriko has worked as a police officer and was nicknamed Precinct Kiriko for her ferocity. She uses her husband's spear with some apparent expertise.
  Reception
  Deb Aoki found the manga characters to be interesting with distinct personalities and conflicts, but the fanservice to be utterly ridiculous and distracting. Chris Zimmerman of Comicbookbin.com criticizes the "one-note characters that have undergone little development" in the manga.