Shiwasu Hoshikawa and Yuichiro Momose Release Gyakusatsu Kigen Manga Volume
Supernatural action manga Gyakusatsu Kigen received a short promotional anime video to commemorate the release of its first compiled book volume on October 22. The series launched in Kodansha’s seinen magazine Monthly Afternoon on May 25, created by artist Shiwasu Hoshikawa and writer Yuichiro Momose. The narrative unfolds in a Japan plagued by daily news of brutal crimes committed by individuals with supernatural abilities, following a high school student named Rakki who gets caught up in the violence.
Production Staff and Voice Talent Behind the Anime Promo
The promotional video features a moody animated style storyboarded by Takehiro Kubota, known for directing My Happy Marriage. Atsushi Ikariya and Keita Shimizu served as key animators for the project, while Masakazu Miyake and Taichi Maezuka handled the backgrounds. Tetsuya Tatamitani directed the compositing and served as editor, and Yashikin composed the music. Ippei Tomari managed sound effects and casting for the short clip. Voice actor Sōma Saitō narrated the promotional video, which was streamed by the official YouTube channel for Kodansha’s Afternoon magazine.
Kodansha has released a short animated promotional video for the Gyakusatsu Kigen manga to celebrate the release of its first volume.https://t.co/nojeh2kLbR ➤
Rakki Discovers Classmates Were Murdered in New Manga
The plot centers on protagonist Rakki, a high schooler who is rescued from a fight with a classmate by a delinquent known as “A.” Following this encounter, vicious murderers identified as “K” and “D” appear, leading Rakki to discover the murders of his classmates. The rapid promotional push arrives just months after the manga’s initial magazine debut in May. Hoshikawa’s previous credits include drawing the manga adaptation of Kafka Asagiri and Sango Harukawa’s Bungo Stray Dogs: Stormbringer light novel, as well as Bungo Stray Dogs: Dazai, Chuuya, Age Fifteen. Momose works as the main scenario writer for King Records’ rap-themed project Hypnosis Mic and launched the project Datewars in August 2025.
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