Hikari Kujo (九条ひかり, Kūjō Hikari?) has no fighting strength, but she can enhance the power of Cure Black and Cure White when she transforms into Shiny Luminous (シャイニ・ルミナス, Shaini Ruminasu?). She is the "Life of the Queen", having lost all of her abilities and memories from being Queen and is living as a passive human girl. She makes friends with Nagisa and Honoka.
Voiced by: Rie Tanaka
As Shiny Luminous, she introduces herself as "Sparkling life, Shiny Luminous!" (Kagayaku inochi, Shaini Ruminasu!)