The series is a homage to the detective fiction genre, with the four female leads are named after famous fictional detectives.

h4.Characters

* [[Akechi Kokoro]]
* [[Cordelia Glauca]]
* [[Hasegawa Hirano]]
* [[Henriette Mystere]] / [[Arsene]]
* [[Hercule Barton]]
* [[Kamaboko (Milky Holmes)|Kamaboko]]
* [[Rat (Milky Holmes)|Rat]]
* [[Sherlock Shellingford]]
* [[Stone River]]
* [[Tooyama Saku]]
* [[Twenty (Milky Holmes)|Twenty]]
* [[Yuzurizaki Nero]]
* [[Zenigata Tsugiko]]

h4.External links

* "Wikipedia: Tantei Opera Milky Holmes":https://en.wikipedia.org/wiki/Tantei_Opera_Milky_Holmes
探偵オペラミルキィホームズ ミルキィホームズ