Case Closed - Season 1 Episode 630

Kitagawa returns to the lobby and exclaims she saw Shingo Takayama, the cameraman, fleeing from the resort. Led by Kitagawa, they find Takayama's body off a cliff. After investigating Miyasaka's body and the camera which recorded the first instance the body was found, Conan realizes who the culprit. After tranquilizing and impersonating Sonoko, he reveals Miki Kitagawa as the culprit. He reveals that the instance they found Miyasaka, he was feigning death as a prank. After everyone except Kitagawa goes to the lobby, she committed the murder and exchanged the knife, evidenced by the stains on the knife's handle. She then proceeded to murder Takayama who was an accomplice to Miyakasa's prank to hide her alibi. Kitagawa confesses and reveals her as vengeance after her first big role as an actor was denied after Miyakasa caused the show to drama to be canceled.