A special technique found in the world of [[One Piece]].

[b]Observation Haki:[/b]
Allows the users to read their opponents' movements.

[b]Armorment Haki:[/b]
Grants protection, increased offense and counters certain [[Devil Fruit]] abilities.
Appears as a black coating on the body and weapons wielded by the user.

[b]Conqueror's Haki:[/b]
Allows the user to enforce their will on weaker opponents, rendering them unconscious.