Case Closed - Season 20 (February 19, 2011 – February 11, 2012).
The following weapons were used in Season 20 of the anime series Case Closed:
Pistols
Glock 19
The Glock 19 is used by scarred Akai in the OP sequence, "Misty Mystery".
Glock 19 (3rd Generation) - 9x19mm
The Glock aimed at Shuichi Akai's head in the OP sequence, "Misty Mystery".
M1911A1
The M1911A1 is used by Shuichi Akai in the OP sequence, "Misty Mystery".
The M1911A1 aimed at scarred Akai's head in the OP sequence, "Misty Mystery".
Revolvers
Smith & Wesson Model 1
The Smith & Wesson Model 1 is seen throughout "Conan & Kid's Battle For Ryoma's Treasure (Part 1)" and "Conan & Kid's Battle For Ryoma's Treasure (Part 2)", being an item of interest that Kaitô Kid seeks to take. It's also mentioned that Ryoma Sakamato is one of the first known users of the revolver.
Smith & Wesson Model 1 Second Issue - .22 Short
Sonoko speaks very happily about Kaitô Kid at the start of "Conan & Kid's Battle For Ryoma's Treasure (Part 1)".
A full shot of the Model 1.
An imagine spot of Kid taking the Model 1...
...only to be surrounded by plainclothes officers.
The Model 1 next to Sonoko as Conan Edogawa explains the significance of the revolver, the bloodied teacup and the letter of Sakamoto.
Kid taunts Conan by showing off his latest prize.
Kid shows off the Model 1.
The Model 1 left on top of the display case.
The article headline says "Ryoma's belongings stolen!!".
A silhouetted suspect shows the revolver to a black market customer.
The Phantom Lady wields the Model 1.
Smith & Wesson Model 1 1/2
The Smith & Wesson Model 1 1/2 is seen in "Conan & Kid's Battle For Ryoma's Treasure (Part 2)" when Conan tries to look up information on the Model 1.
Smith & Wesson Model 1 1/2, First Issue - .32 Rimfire
Conan looks up information on the Modle 1 1/2 in "Conan & Kid's Battle For Ryoma's Treasure (Part 2)". The article title says "Ryoma's Gun".
Sniper Rifles
Remington M24
The Remington M24 is used by BO agent Korn.
M24 sniper rifle with Leupold Mark 4 scope - 7.62x51mm NATO
Korn with his M24 in the OP sequence, "Misty Mystery".
Others
Crossbow
The crossbow is used by Ogito Katayose in "Solving Mysteries at the Red Leaf Palace (Part 1)". Kogoro Mori finds it discarded in "Solving Mysteries at the Red Leaf Palace (Part 2)".
Ogito goofs around with the crossbow in "Solving Mysteries at the Red Leaf Palace (Part 1)".
You can see the dropped crossbow pistol.
Kogoro finds the dropped crossbow pistol in "Solving Mysteries at the Red Leaf Palace (Part 2)".
Securing the murder weapon.