2girls, alternate_costume, arm_support, black_bra, black_hair, bow, bra, breasts, cleavage, closed_mouth, grey_background, hair_between_breasts, hair_between_eyes, hair_intakes, kantai_collection, kasumi_(skchkko), large_breasts, lingerie, long_hair, looking_at_viewer, lying, multiple_girls, navel, no_headgear, on_bed, on_stomach, open_mouth, ponytail, red_eyes, simple_background, smile, underwear, underwear_only, very_long_hair, white_bow, white_bra, yahagi_(kancolle), yahagi_kai_ni_(kancolle), yamato_(kancolle), yellow_eyes