Episode One: The Great Detective Turned Small
Episode One: The Great Detective Turned Small (Original title: エピソード“ONE”小さくなった名探偵 - Episōdo „ONE“ Chiisaku Natta Meitantei) is the sixth TV Special of Case Closed/Detective Conan, which was broadcast to celebrate the 20th anniversary of the Detective Conan-Anime. It's a remake of the first episode "Roller Coaster Murder Case" and describes the events how Shinichi Kudo becomes Conan Edogawa.
The following weapons were used in the anime film Episode One: The Great Detective Turned Small:
The Browning Hi-Power is briefly seen used by Vodka as he wanted to shoot Shinichi. In the original episode, Vodka is seen with a Smith & Wesson Model 29 revolver. He is first seen with the Browning in Ep. 177 - 'Reunion with the Black Organization (The Resolution)'.
Gin is seen with his Beretta 92FS as he shoots Akemi Miyano, Shiho Miyano/Ai Haibara's sister. This is a recap of Ep. 128 - 'The Black Organization: One Billion Yen Robbery Case'.