The following weapons were used in the film Death Note:
Beretta 92FS Inox
A Beretta 92FS Inox is seen in the hands of a dead Yakuza wakashu in a Tokyo nightclub.
US made Beretta 92FS Inox, note the black controls (slide release, thumb safety, safety switch, hammer, magazine release button, rear sight, trigger), magazine bottom plate, grip and Allen/hex grip screws distinguishing it from the Italian 92FS Inox - 9x19mm
The Inox held by the dead wakashu.
The Glock 17 is used by the Seattle Police Department as their main sidearm.
3rd Generation Glock 17 - 9x19mm. Note the finger grooves, thumb reliefs, and accessory rail on the frame, which differentiate it from the older model.
SPD officers aim their Glock 17s during a hostage standoff.
Smith & Wesson Model 640
The Smith & Wesson Model 640 appears to be seen in the gunbox with a laser sight, initially used by Watari (Paul Nakauchi) while under the Death Note's influence. It's later used by L (LaKeith Stanfield) when he tries to hunt down Light Turner (Nat Wolff) after a pro-Kira worshipper knocks down L. It appears to have a futuristic shell placed on top of the revolver, which seems to draw inspiration from the LAPD 2019 Blaster.
Smith & Wesson Model 640 Centennial - .357 Magnum
C&S Detective Special released by RAC Props and designed by Richard A. Coyle. Note the red LEDs under the barrel, also seen on the 640 in this movie, and the overall shape.
The laser sight on the revolver inside the gunbox.
Watari opens fire on a rusted lock on the entrance of the St. Martin's Estate.
L corners Light in a deserted alley.
Light picks up the dropped revolver.
Light sticks the revolver to a carnival employee.
Light fires at the ferris wheel's control panel.
In this shot, you can see the revolver with the futuristic shell mounted.
CZ Scorpion Evo 3 A1
CZ Scorpion Evo 3 A1s are used by hired mercenaries when they hunt down Watari.
CZ Scorpion Evo 3 S1 with Aimpoint Micro T-1 red dot sight - 9x19mm.
Armed mercenaries check Watari's Audi sedan outside the abandoned estate.
Heckler & Koch MP5A3
A Heckler & Koch MP5A3 is seen discarded on a Tokyo nightclub.
Heckler & Koch MP5A3 with Navy trigger group (non-colored marking) - 9x19mm
A MP5A3 dropped on the floor of a Tokyo nightclub, secured as evidence.
An Interdynamic KG-9 with a seemingly steel receiver is seen discarded on a Tokyo nightclub.
Airsoft KG-9 replica made by Maruzen - 6mm BB
The dropped KG-9 on the bloodied nigthclub floor. In this shot, you can see that it appears to have a steel receiver.
An AKMS-type assault rifle is seen in a profile of Abdul-Adl Aswad.
The AK assault rifle with Aswad.
The Colt M4A1 is used by SPD SWAT teams as their main assault rifles.
Colt M4A1 with 4 position collapsible stock, RIS foregrip, folding rear sight, and ACOG scope - 5.56x45mm
A SPD SWAT operator moves towards a police cordon.
A SPD SWAT operator aims his M4A1 during a standoff.
Armed SWAT operators move down a street, using a BearCat for support. This shot is based on stock footage.
A SPD SWAT element runs towards the ferris wheel.
Heckler & Koch HK33
The Heckler & Koch HK33 is used by James Brode (Jesse Stretch) during a hostage siege.
Heckler & Koch HK33-A2 Select Fire rifle with Factory 40rd Magazine - 5.56x45mm NATO
Brode aims the assault rifle at the back of his ex-wife during the standoff.
You can see that the front sight is solid, which means that the assault rifle would be used for stunt work.
Brode delivers an interesting message
to the SPD during the standoff as narrated by L.
The Remington Model 870 is used in several scenes in the movie.
Remington 870 - 12 gauge.
A SPD officer aims his Remington 870 at Brode during a hostage siege.
Remington 870 with shortened barrel and shortened stock - 12 gauge.
A discarded sawed-off Remington 870 inside a Tokyo nightclub.