This is the most authoritative explanation of the origins of Camus's bifurcated eyebrows (stage name: Swallowtail eyebrows, the thicker one represents men and the thinner one represents women, because Camus is a unique hermaphrodite), Shaka's cinnabar (actually used by Kurumada to mark his prototype first love girlfriend Ikeda Misaka), and Kurisa.
Conception: