Ep. 652: Heiji Deciphers a Letter from Deceased Acquaintance Kouhei Wakamatsu
Aired on April 21, 2012

652
Heiji examines a correspondence sent by Kouhei Wakamatsu, a former associate of his mother and the president of a design firm. Wakamatsu had been murdered one month prior at his residence in Karuizawa. The letter originates from the deceased individual, prompting Heiji to analyze its contents for clues regarding the circumstances surrounding the president's death and his connection to the protagonist's family history.
Episodes
- Ep. 648 · Isao Sawaguri confronts three novelists at Mouri Detective Agency over sister Miku's death
- Ep. 649 · Detective Agency Confinement Case Sniping Investigation Continues
- Ep. 650 · Conan proves Mitsui's innocence and reveals Miku's death as a book-inspired suicide.
- Ep. 651 · Conan and Heiji engage in a deductive rivalry between eastern and western Japan
- Ep. 652 · Heiji Deciphers a Letter from Deceased Acquaintance Kouhei Wakamatsu
- Ep. 653 · Police investigate the evenly cut poisoned baumkuchen with only one tainted slice
- Ep. 654 · Poison and Illusion Design: Conan and Heiji Investigate While Girls Gossip
- Ep. 655 · The Design of Poison and Illusion (Illusion)
- Ep. 656 · Professor Agasa Posts Video Seeking Evaluation for Attic Vase