The character "Cacao" does not appear in any official Tokyo Ghoul media, including the manga series (Tokyo Ghoul, Tokyo Ghoul:re, Tokyo Ghoul [Jack]), anime adaptations (Tokyo Ghoul, Tokyo Ghoul √A, Tokyo Ghoul:re), OVAs (Tokyo Ghoul [Jack], Tokyo Ghoul: Pinto), light novels, films, video games, or spin-offs.

Documented characters from the franchise, such as Ken Kaneki, Touka Kirishima, Rize Kamishiro, and Kaiko, appear alongside non-canonical fan creations like Victor Forte and Alex Garcia in discussion forums. These have no association with "Cacao".

The provided sources yield no references to "Cacao" or the series title "Tokyo Gambo".