How to Obtain
You first hear about this item from Bronson after pulling it out of Hinawa's Heart. Then you will go to the Tazmily Village Prison, where nobody has ever been before. Claus will come and let you out. Afterwards, you go to Hinawa's Grave, then you'll go to get revenge. You meet Bronson on the way, and he will give you the Crafted Drago Fang, which is also called the Drago Fang.