Superintendent Akechi's Pretty Case Files

Superintendent Akechi's Pretty Case Files, known in Japan as Keishichou Sousa Ikka Keibu Akechi Kyouko no Jikenbo, is a spin-off manga series penned by Shin Kibayashi under his pen name Ryō Anmon. It originated as part of the broader Kindaichi Case Files universe, centered on the character of Kyouko Akechi. The series was designed to shift the focus toward a more stylized, procedural investigation narrative, maintaining the mystery traditions of its parent franchise while establishing Akechi as a formidable, independent protagonist within the Tokyo Metropolitan Police Department.

The series is celebrated for its integration of traditional whodunit tropes with a distinct modern aesthetic, reflecting a shift in manga trends toward more sharply defined, personality-driven detective fiction. Kibayashi, a veteran of mystery writing, aimed to balance intricate puzzle-solving with character growth. Upon its release, the series was well-received by fans of the original Kindaichi stories, who praised its ability to standalone while still honoring the tone and thematic foundations established by the wider Case Files intellectual property.