2girls, bent over, blush, censored, clothing aside, comic, desk, female admiral (kancolle), futa with female, futanari, gloves, greyscale, kantai collection, lamp, long hair, lying, military, military uniform, minase (takaoka nanase), monochrome, multiple girls, on stomach, open mouth, panties, panties aside, penis, pussy, sex, sex from behind, sheffield (kancolle), short hair, underwear, uniform, vaginal