Fanfic - **** My Nico Robin: Rokushiki style Project

Rokushiki - One Piece

Cipher Pol by Dgenris -- Fur Affinity [dot] net

Attack Guide Rob Lucci • One Piece Pirateking

Rokushiki (All) - Roblox

Rokushiki Robin 32-2 by Shinjojin on DeviantArt

Chapter Discussion - Rokushiki is based on Haki, Page 7

Rokushiki/Shigan, One Piece Wiki

Honestly Oda probably should have just expanded on Rokushiki instead of creating Haki. He could have definitely made it to where there are techniques that allow you to hit logias and armament

Shigan, Wiki

One Piece: Robin uses Shigan on Giant Prisoner by SUSHIFREAK101 on DeviantArt