1girl, ahoge, akizuki_(kancolle), alternate_breast_size, armpits, arms_behind_head, black_hair, black_headband, blush, bra, breasts, clothes_writing, collarbone, crotch_seam, fuji_(pixiv24804665), grey_eyes, hachimaki, headband, kantai_collection, looking_at_viewer, medium_hair, navel, open_mouth, panties, ponytail, small_breasts, solo, standing, teeth, underwear, underwear_only, upper_teeth_only, white_bra, white_panties, yellow_background