Print this Heres all the weapons in the game and how to get them.
Bow-In Chapter 2 it's by the door in Muramasa's shop. (you can buy arrows or just look in dead ninja's for them).
Nunchuka-In chapter 4, enter the Clock tower plaza and head straight. Then take 2nd right. There shold be a dead body holding them.
Incendiary Shuriken- In Chapter 6, once your inside the monastery you should enter a room, where a schyte wielding demon thing will attack you. After dispatching all the enemies head upstairs and there will be some Incendiary shuriken in one of the glass cases.
Vigoorian Frail- In chapter 6 When your in the underground tunnels there should be a tunnel with small dug in squares on the sides. Once you enter this tunnel take a left and they'll be in a chest.
Warhammer- In Chapter 7/8 After defaeating Alma for the 1st time enter the Monastery again and it should be lying back in the left corner of the Altar Room.
Strong Bow- In chapter 8, it in the end of a hallway in a high up room. It should have a window overlooking the base next to it.
Explosive Arrows- In Chapter 9 they should be in a box after you exit the tunnel with soldiers. There in a big open area where your attacked by turrets.
APFSDS cores-In chapter 9 there in a crae near the rear of a stairwell. There in the big room after you get the explosive arrows.
Spear Gun-In Chapter 11 you'll swim through a underwater tunnel and end up by a muramasa's shop. The spear gun will be with the dead body right by the shop.
Kietsu-In Chapter 12 right after killing Doku for the 1st time it will be lying there where you killed him.
Dark Dragon Blade- At the very beggining of Chapter 16 you'll just have to jump up a couple of ledges and eventually you'll get to the weapon. Unfortuently you wont really ever get to fight with it that much. Dabilharo- Collect 2o golden Scarabs. This weapon is strong but it is slow. Unlabored Flawlessness- Upgrade the wooden sword to it's maximum level. This weapon is very powerful and leathel, but it's large size can make it very unwieldly.
Windmill Shuriken- In Chapter 4 by Hans bar you might notice there is a small alley. Well you have to run on the blue lines of this alley, jumping from wall to wall. There is also a Xbox logo by the weapon which will restore you ninpo and health. This weapon is powerful and useful early in the game, but it loses it's worth as you get farther in the game.