Weapons

Swords

 * Starter Saber
 * Red Saber
 * Red Black Katana
 * White Black Katana
 * Red Katana
 * Smoker Sword
 * Bisento(Dont know if it counts as sword or spear)
 * Shisui
 * Nidai Ketsu
 * Gryphon
 * Saber
 * Kikoku
 * Yoru

Guns

 * Flintlock
 * Rifle
 * Three Barrel Flintlock
 * Usopp's Slingshot
 * Dual Pistol's
 * Large Flintlock
 * Bazooka
 * Kabuto
 * Cannon Ball Cannon