In a modern, alternative universe from ours, the national railways of Japan was never privatized and belong to the public sector. Naoto Takayama has interests in working in the Japanese National Railways as an engineer and enrolls in the Japan's National Railway Central Academy (JNRC). He and a team of other cadets consisting of Aoi Sakurai, Haruka Kōmi, and Shō Iwaizumi are the only ones to graduate from the school. With their final test being a training-on-site, they impress their superiors by apprehending a pair of thieves. Naoto, who wanted to become an engineer, found himself instead transferred to the Public Safety Force of the railways. The story follows Naoto as he takes on the risk of the Japanese National Railways to protect the passengers of the railway.
The following weapons were used in the anime series Rail Wars!:
The JNRC's main sidearm in the series is the Beretta 92FS. Aoi uses a BB gun version of it in episode 6. A kidnapper in episode 11 uses a Beretta in when attempting to take a hostage.
Heckler & Koch P2000
During the "Advanced Rail Way Security Force Training", K4 Railway Squad is seen training with H&K P2000s
M1911
In a continuity error, Aoi's Beretta become a different, M1911 pistol series. In Episode 5, Naoto and Aoi are seen practicing with paintball guns resembling M1911s.
Revolvers
Smith & Wesson Model 14
In the JNRC academy, the cadets use S&W Model 14 revolvers as training weapons.
Colt Official Police
In Episode 5, Aoi has a Colt Official Police as her firearm while pursuing a suspected bomber.
Submachine Guns
MAC-10
A kidnapper in Episode 11 uses a suppressed MAC-10 as he fends off K4 Squad.