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Ataru Kashiwagi
Ataru Kashiwagi
Kanji 柏木 アタル
Rōmaji Kashiwagi Ataru
Alternate Names Yuuma Kashiwagi (Real Name)

Personal Info
Gender Male
Birthday December 8
Age 17
Status Alive
Family Shin Kashiwagi (father)
Chitose Kashiwagi (mother)
Yuuma Mukai (older twin brother)
Yuri Kashiwagi (younger sister)
Professional Status
Occupation 2nd Years High School Student
Real Account Member (Season 2 onward)
First Apperance Chapter 1

"No... As I said... I decided to fight! But what I promised myself... is to fight without killing anyone! I've killed a person before... and I never want to do that again..."
– Ataru Kashiwagi when answering Aiji Hoshina's question, Chapter 10

Ataru Kashiwagi (柏木 アタル, Kashiwagi Ataru), or known by his real name Yuuma Kashiwagi (柏木 ユウマ, Kashiwagi Yūma), is the protagonist of the first part of the story, and one of the antagonist in second and third part of the story. He has a younger sister, Yuri Kashiwagi.


Ataru is of an average height and build, with gray eyes. He has short black hair with bangs, and a cowlick towards the back.He is shown wearing his school uniform, which consists of a dark blue button-up shirt with a black tie, and gray plaid pants.



Chapters 1-10 (First Season)Edit

Chapter 11-70 (Second Season)Edit

Chapter 71- (Third Season)Edit



  • Ataru doesn't want anyone to know that he and Yuri are poor; as a result, he's rather stingy.
  • Ataru believed himself killed his brother, though it's revealed in later chapters that it's actually Masahide Eniguma and Marble who killed his brother.
    • Though Yuuma is still alive thanks to their family to using the CAP Technology.
  • Ataru make a promise that he don't want to not killing anyone, though he broke his promise later as he killed Koyori by his own hand.