Rokushiki Robin 34 by Shinjojin on DeviantArt

One Piece Gold - Rob Lucci's vivre card said that: The training required for the acquisition of rokushiki is akin to that used for acquiring haki. Akin = in the family Rokushiki

How To Get Busoshoku Haki, Geppo, & Soru (NEW ONE PIECE GAME RELEASED!)

In One Piece, why do the members of CP9 learn to use the “six powers”, but not haki? - Quora

All Haki and Rokushiki Showcase Roblox One Piece Millenium

One Piece: Forget Haki, these 5 powers will astonish you with their abilities

One Piece 1081: Strongest Haki users in One Piece updated ranking

Rokushiki, A 0ne Piece Game Wiki

Chapter Discussion - Rokushiki is based on Haki, Page 7

Queen of the Damned — I'm guessing that Robin does know some form of

ROKUSHIKI ACTUALLY HAKI POWER- Yaps, - Mugiwara Dangers