Watch Online: MADDER: I Am the Culprit in That Case (2025)

MADDER: I Am the Culprit in That Case (2025) — Watch Online Now

Dive into the mind of a brilliant but disillusioned student in MADDER: I Am the Culprit in That Case, a gripping Japanese mystery series that premiered in April 2025. This intriguing drama follows Nakano Akane, a gifted academic at Seiran Gakuen who struggles with existential boredom despite her exceptional intellect. As she navigates a world that fails to challenge her, unexpected twists unfold that will keep you questioning everything you think you know. If you're searching for a compelling new mystery series to watch online, this 10-episode phenomenon demands your attention.

Plot & Premise: A Genius with Everything to Hide

Nakano Akane represents the archetype of the overachieving student—academically exceptional, intellectually superior, yet profoundly directionless. Her genius-level abilities make traditional school life feel hollow and meaningless. But when a mysterious case emerges at her school, Akane finds herself thrust into a situation far more complex than her textbooks could ever prepare her for. The series title itself—"I Am the Culprit in That Case"—hints at dark revelations to come, making this mystery series a must-watch for fans of psychological thrillers.

Release Date & Episode Guide

MADDER: I Am the Culprit in That Case premiered on April 11, 2025, offering viewers a complete season of mystery and suspense. The series delivers 10 episodes across 1 season, with each episode running approximately 20 minutes. The show has concluded, meaning you can now binge the entire series without waiting for weekly releases. This compact format makes it perfect for weekend streaming.

Full Cast & Talented Ensemble

The series features an accomplished ensemble of Japanese television and film talent. Starring Ioki Mao, Ryuta Yamamura, Rina Takeda, Kouhei Higuchi, Eiku Yamashita, Ryuta Kuwayama, and Shogo Hama, the cast brings depth and authenticity to this mystery drama. Each performer contributes to the intricate web of secrets and revelations that define the series.

Production Details & Network Information

• Network: Kansai TV
• Production Studios: Kansai Television, EAST, Robot Communications
• Country of Origin: Japan
• Genre: Mystery
• Format: Television Series

Critical Reception & Ratings

MADDER: I Am the Culprit in That Case has earned an impressive rating of 8.75/10, reflecting strong critical and audience appreciation for its compelling mystery narrative and character development. This rating positions it among quality mystery dramas worth your streaming time.

Where to Stream Online

Streaming availability for MADDER: I Am the Culprit in That Case may vary by region. Check your preferred streaming platforms for access to the full series. Bookmark this page for the latest updates on where to watch online and availability in your country.

This page contains informational content about the show. SignalFeed does not host or distribute any copyrighted material.