Zoro will use Conqueror's Haki to forge his Black Blades - Pagina

With the revelation of Kaido who believes Zoro has Conqueror's Haki (possibly implying that Asura is a manifestation of it), I have been thinking heavily about how this could tie into the One Piece lore surrounding Black Blades A.K.A. Kokuto. What we know about Kokuto at this time is limited, but includes the following: A sword that has

A theory on how to make Black Blades and Zoro's next power-up. : r/OnePiece

Mihawk and Ryuma used Conqueror's Haki to forge their black blades

Zoro will use Conqueror's Haki to forge his Black Blades - Pagina 2 di 2 - One Piece

Can Zoro use Conqueror's Haki in One Piece? How? (Spoilers) - Quora

Powers & Abilities - Roger could not turn his Supreme Grade Sword into a Black Blade even Though he Loved his sword ., Page 6

Zoro will use Conqueror's Haki to forge his Black Blades - One Piece

Does Roronoa Zoro have Ryou? - Quora

Zoro will use Conqueror's Haki to forge his Black Blades - One Piece

Conqueror's Haki and Why It Took Zoro So Long to Unlock It : r/OnePiece

Can Zoro use Conqueror's Haki in One Piece? How? (Spoilers) - Quora

Mihawk and Ryuma used Conqueror's Haki to forge their black blades ⋆ Anime & Manga

Mihawk and Ryuma used Conqueror's Haki to forge their black blades

Does Roronoa Zoro have Ryou? - Quora

The Real Reason why Zoro needs Conqueror's Haki to forge his Black Blades Enma