Hair color: Light Purple (Heather) Eye color: Light green. Dress: See concept art. Nationality/Race: Chinese Renge Mao & Renge Yao are designed in collaboration with the artist izumi(nagashi) and managed by team vocaltude. Although Mao and Yao are twins, Yao is the older brother of the pair and is very protective of his twin. The designs of Mao and Yao are inspired by the symbolism of the lotus in Eastern-Asian mythology, as such their last name means Lotus.