Takane Lui (鷹嶺ルイ) is a female Japanese Virtual YouTuber associated with hololive. She debuted as part of its sixth generation under the name of "Secret Society holoX" alongside La+ Darknesss, Hakui Koyori, Sakamata Chloe and Kazama Iroha. The executive officer of Secret Society holoX. As holoX's point of contact and the one in charge of external affairs, she is the de facto leader of the group, handling matters that the founder cannot. While she may seem aloof and standoffish at first glance, she is a compassionate person who cares a lot for her subordinates.