This tag is currently connected to three missing artists whose pixiv username is "platinumcorundum". Probably they are the same person.
- Artist name: δ½θ€ ζ (γγ¨γγΎγγ, Satou Maron) or θ΅€ζ γΎγγ (Akahoshi Maron, reading is a best guess)
- Artist name: δ½θ€ ζ (Satou Maron) or "Satouke"
- Artist name: γ―γγγ (Hakugin)