takatsuki tsukasa, luna child, star sapphire, sunny milk, perfect memento in strict sense, touhou, lights, 3girls, ass, black hair, blonde hair, city, cityscape, drill hair, fairy, fairy wings, female focus, floating hair, flying, hair ribbon, hat, long hair, long skirt, looking at viewer, multiple girls, night, outstretched arms, ribbon, shoes, short hair, skirt, slippers, smile, socks, spread arms, twintails, upside-down, upskirt, very long hair, wings