Code: Breaker

In the 2011–2015 series Code: Breaker, published by Pika Édition, Akimichi Karasuma’s quiet high school life is upended when she discovers that her classmate, Rei Ogami, is a secret agent with supernatural powers—a "Code Breaker" tasked with eliminating evil. The 26-issue run blends action, mystery, and school-life drama as Karasuma becomes entangled in Ogami’s deadly mission, exploring themes of justice and morality. Best known for creator Akimichi Karasuma (the writer/artist), this series stands out for its dark, fast-paced take on the superpowered vigilante genre within a Japanese high school setting.