On Wikipedia, the K.R.T. Girls (Kaohsiung Rapid Transit) are today's featured article. They are four mascoted characters representing the city's mass rapid transit system in Taiwan. The girls consist of Siao Chung (小穹), who is depicted as a station worker at Yanchengpu Station, Amelia, a half-Taiwanese, half-German girl who works as a train driver, Chieh Er (婕兒), a train mechanic, and Nai Nai (耐耐), a Vocaloid-powered train announcer. They're found in pop culture from music to merchandise (like posters) to manga.
K.R.T. Girls image: https://en.wikipedia.org/wiki/K.R.T._Girls#/media/File:K.R.T.GIRLS_at_Pier-2_Art_Center_Comic_%26_Animation_Exhibition_20151128.jpg
Their article: https://en.wikipedia.org/wiki/K.R.T._Girls
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