Reviewers on Bryce's Blog note that this case is remarkably faithful to its manga counterpart, capturing the dry humor and procedural nature of the early series.
Hisashi Kijima, a speed swimmer whose professional habits eventually give him away. Detective Conan (Dub) Episode 47
This episode belongs to the original Funimation dub era, which many fans remember fondly for the localized name "Jimmy Kudo" and the gritty, suspenseful atmosphere that defined the show's early run. Reviewers on Bryce's Blog note that this case
Conan figures out the culprit used a concrete block and a swimming cap to mask the actual location of the murder (poolside) and make it look like a tragic diving mishap from the tower. Detective Conan (Dub) Episode 47