1girl, bikini, bow, breasts, cleavage, closed_mouth, hair_bow, hair_ornament, hair_tubes, hatoneko, holding, holding_innertube, innertube, kantai_collection, long_hair, medium_breasts, mizuho_(kancolle), one-hour_drawing_challenge, purple_hair, signature, simple_background, skindentation, solo, swimsuit, very_long_hair, white_background, yellow_bikini, yellow_bow, yellow_eyes