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

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

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

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

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

Will Zoro be able to imbue conquerors Haki in his attacks in One Piece? - Quora

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

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

Zoro Will Turn His Blades Black By Defeating Mihawk

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