The following weapons are seen in the anime series Desert Punk:
A Browning Hi-Power appears in the live action opening credits. Natsuko uses HP at the episode 15.
A Walther P38 appears in the live action opening credits.Another one is used by Amagumo(Rain Spider).
Taiko Koizumi uses a Glock 17 as her sidearm .
Colt Model 1903
Police cheff fires M1911A1 at the episode 13. Assassin draws it at the episode 2. In a continity error, Taiko Koizumi's pistol switches to M1911A1 at one moment.
FN Model 1900
Junko Asagiri's sidearm is an FN Model 1900 pistol.
Taiko Koizumi's personal firearm is the Walther PP pistol at the episode 4. Kanta disarms her.
One of the mercenaries aims a Colt Commander at Amagumo at the episode 2.
M1911 style pistol
Another mercenaries aims M1911 style pistol at Amagumo at the episode 2.The pistol reassembles a Colt 1903 Hammerless.
Single Action Army
Makoto Kawazu can be seen with an oversized Single Action Army in "The Demon and the Double D's" (Ep01).
Smith & Wesson Model 10
Kanta Mizuno uses the Smith & Wesson Model 10.
Smith & Wesson Model 686
Mizuta's former girlfrend uses Smith & Wesson Model 686 revolver at the episode 7.
Colt Police Positive
Colt Police Positive was used during the confrontation Kanta VS Amagumo.
Winchester Model 1897
Desert Punk carries a "Riot" length Winchester Model 1897 as his primary weapon. Along with firing standard shotgun ammunition, it is also depicted as being capable of firing more exotic projectiles, such as grenades. Although normally depicted as the takedown frame variant, a solid frame variant appears in the live action opening credits.
SWD/Cobray Street Sweeper
At the gun shop we can see SWD/Cobray Street Sweeper shotgun.
High Standard Model 10
At the gun shop we also can see High Standard Model 10 shotgun.
Several members of the Kawazu Gang carry an PPSh-41s in "The Demon and the Double D's" (Ep01). PPSh also can be seen at the gun shop.
Junko Osagiri uses the FN P90 at the last episode.
One of the members of the Kawazu Gang carries an Uzi in "The Demon and the Double D's" (Ep01).
One of the Koizumi's firearm is the Mini Uzi submachine gun.
One of the members of the Kawazu Gang carries a MAC-10 in "The Demon and the Double D's" (Ep01).
Several members of the Kawazu Gang carry M1928 Thompsons in "The Demon and the Double D's" (Ep01). Tompson also can be seen at the episode 21.
M3A1 "Grease Gun"
One of the members of the Kawazu Gang carries what appears to be an M3A1 "Grease Gun" in "The Demon and the Double D's" (Ep01). He also holds it at the episode 21.
Carl Gustav M/45
One bandit briefly holds Carl Gustav M/45 SMG
Kanta aims Spectre M4 SMG.
Sterling L2A3 submachine gun
A mercenary uses a Sterling L2A3 submachine gun in episode 7.
A INDEP Lusa submachine gun can be seen on the table at the episode 14.
Used during Desert Punk's and Rain Spider's duel with each other.
Colt AR-15 Sporter Carbine
Several members of the Kawazu Gang can be seen with Colt AR-15 Sporter Carbines with barrel mounted flashlights and 20 round magazines in "The Demon and the Double D's" (Ep01).
Armalite AR-7 is seen used during Desert Punk's and Rain Spider's duel with each other.
Kanta Mizuno uses an AK-74 in ep 15.
Several members of the Kawazu Gang carry FN FALs in "The Demon and the Double D's" (Ep01) and Episode 21. Taiko Koizumi also uses a FAL.
Several members of the Kawazu Gang carry Galil ARM rifles at the episode 21.
Accuracy Internation Precision Marksman
One of the members of the Kawazu Gang carries an Accuracy International Precision Marksman in "The Demon and the Double D's" (Ep01).
Remington M40A1 sniper rifle
Desert Punk acquires a Remington M40A1 sniper rifle in the fourth episode but would later lose it later in the same episode when the Shimmer Sniper puts a bullet through it. It is later repaired and used by Kosuna at various points, notably during Desert Punk's meeting with the Machine Gun Brothers and after Desert Punk's supposed death.
Jiro Anuma uses SVD Dragunov rifle against Kanta at the episode 4.
A modified M1 Carbine is the main weapon of Rain Spider. The M1 Carbine Rain Spider uses has its barrel shortened and its stock removed so the carbine is cut down to pistol size.It is also made out of steel.
Heckler & Koch G36
One mercenary uses Heckler & Koch G36 rifle.
Browning Automatic Rifle
Another mercenary carries Browning Automatic Rifle.
Mercenaries at the episode 12 are seen using M14 rifles.
Howa Type 89
One mercenary briefly holds Howa Type 89 rifle. Only muzzle can be seen.
Heckler & Koch MSG90
Tec has a Heckler & Koch MSG90 as his main weapon in episode 17.
At the gun shop we can saee SKS rifles.
Browning M2 machine gun
Browning M2 machine gun used by Fuyuo Kawaguchi, the oldest of Machine Gun Brothers
M249 SAW used by Akio Kawaguchi, the second of the Machine Gun Brothers.
RPD light machine gun
One mercenary fires RPD light machine gun. This gun was also seen at the episode 6.
M60 machine gun
M60 machine gun used by Haruo Kawaguchi, the youngest of the Machine Gun Brothers, and, at the one moment, by Kanta. African Man briefly holds at the epidsode 7. One Kawazu gangmember fires it at the episode 21 as well
RPG-7s are used by several members of the Kawazu Gang in "The Demon and the Double D's" (Ep01) and episode 21.
An M79 grenade launcher is carried by Kosuna in several episodes. It also appears in the ending credits.
Mitsuku fires an ARWEN 37 at the episode 3.
M26 Hand Grenade
M26 hand grenade is seen used during Desert Punk's and Rain Spider's duel with each other..
M67 hand grenade
Junko Osagiri briefly holds M67 hand grenade at the last episode.