The following weapons were used in the anime series Fate/Apocrypha:
Pistols
Mauser C96
The Mauser C96 is seen in a flashback sequence in "Hundreds of Flames and Hundreds of Flowers" when Darnic Prestone Yggdmillennia remembers the time he was in Fuyuki during World War II.
Mauser C96 with standard barrel and short Bolo grip
Darnic executes a Luffwaffe officer on board a blimp flying out of Japan in a flashback in "Hundreds of Flames and Hundreds of Flowers".
Walther PPK
A Walther PPK appears to be in the duty holster of a Poliția officer in "Knight of Rebellion", which is not correct. Since the show takes place in the early 2000s, the Pistol Carpați or the Glock 17 would have been an appropriate sidearm.
Walther PPK - 7.65 mm Browning aka .32 ACP
A brainwashed Poliția officer, courtesy of Kairi in "Knight of Rebellion".
Revolvers
Chiappa Rhino 20DS
A Chiappa Rhino 20DS with black finish is used in "Traumarei" by Reika Rikudo to shoot at Sieg.
Chiappa Rhino 20DS, current production version with hard chrome finish and fibre-optic sights - .357 Magnum.
Reika aims the revolver at Sieg's chest in "Traumarei".
Reika aims for the kill shot (note the low barrel identifying it as the Chiappa Rhino).
Rifles
Karabiner 98k
The Karabiner 98k is used by Wehrmacht forces as seen in a black and white image in "Apocrypha: The Great Holy Grail War".
Czech-made 98k - 8mm Mauser
Wehrmacht troops march during a parade in a black and white image in "Apocrypha: The Great Holy Grail War".
Remington Model 700
A Remington Model 700 is seen with a Romanian hunter in "The Appearance of the Saints".
Remington 700 - 7.62x51mm NATO
The startled hunter turns around in "The Appearance of the Saints".
He'll never get a good sleep after seeing the unimaginable.
Shotguns
Sawed-off Shotgun
A sawed-off double barrel shotgun is used by hired mercenary Kairi Sisigo as his primary weapon. It uses Gandr-powered bullets, made out of chopped fingers when he engages supernatural foes. Although he will use it on magi as well.
Sawed-off Savage/Stevens 311A - 12 gauge.
Kairi takes cover while reloading in the OP sequence, "The Song of a Hero's Fate".
The shotgun aimed at Jack the Riper in the second OP sequence, "Ash".
Kairi draws out his sawed-off shotgun after encountering Yggdmillennia-made homunculi soldiers in "The Appearance of the Saints".
Kairi engages homunculi soldiers during the fight with Mordred.
The sawed-off shotgun aimed at Fiore Forvedge Yggdmillennia in "Knight of Rebellion".
The shotgun firing Gandr ammo at Semiramis' direction in "Going Beyond".
Machine Guns
Bronze-Link Manipulator
The Bronze-Link Manipulator is used by Fiore. Mars is the codename for the BLM's built-in machine guns.
Mars being aimed at Kairi near the end of "Knight of Rebellion".
Mars being fired to conduct suppressive fire at the start of "Where Freedom Lies".
Gryazev-Shipunov GSh-23
A Gryazev-Shipunov GSh-23 is seen on a MiG-21 in "Dawn of the End" and "Antares Snipe".
Grayzev-Shipunov GSh-23 - 23x115mm
Kairi conducts maintenance on a MiG-21 in "Dawn of the End".
Kairi and Mordred conducting a fly-by over Semiramis' Hanging Gardens in "Antares Snipe".
Mordred decides to waste a good Soviet-era fighter and ram it to Semiramis despite activating a defense barrier at the last minute instead of using the GSh-23.
Grenades
Mk 2 hand grenade
A grenade made from a magus' heart in the shape of a Mk 2 hand grenade is used by Kairi as his grenade of choice.
Mk.2 hand grenade made after WWII.
The heart-made Mk 2 grenade used by Kairi in "The Appearance of the Saints".
Smoke grenade
Several smoke grenades are used by Kairi in "The Last Master" when covering for Jeanne and Archer of Black.
Smoke grenades are hurled near Jeanne's feet in "The Last Master".