Swords (balanced):
Wooden sword, given at start.
Ancestral sword, given in begining of chapter 2.
Dragon sword, chapter 5, activate both cat statues to open the gate sealing it away, and it's to the left when you stand before the dragon.
shadow sword, chapter 8, found in swamp at the end of the left path from the frog statue, further on the path from the gates of frog city, strongest sword.

Claws (strong against unarmored foes, weak against armor):
Basic claws, chapter 7, in the turlte fort, oposit entryway from the exit.
razor claws, chapter 11, bought from merchant.
jade claws, chapter 12, to the side of a cat statue, inside a chest. strongest claws,

Hammers (Strong against armor, weaker against unarmored):
wooden hammer, chapter 11, story related.
ancient hammer, chapter 14, story related.
bullhammer, chapter 20, bought from merchant. strongest hammer.

to clarify, use a hammer to strip the armor from foes and finish them of with the claws, or simply use a sword if you find it to much of a bother to do. usefull on the harder settings but can be done without.