M92 Vertec

The M92 Vertec is a double action handgun with an integral accessory rail used by the police and military as a secondary weaponry. It was found by Kohta Hirano at the police station and given to Saeko Busujima to use as a sidearm.

Overview
In reality, the M92 Vertec handgun is an airsoft pistol. It is, more or less, based off the U.S. M9 handgun or the Beretta 92FS 9mm pistol. Considering that it has a tactical rail, it must be an A1 model.

Plot
It is found in the police station, and is given to Seako. She did not use it yet.