1girl, black_neckerchief, blonde_hair, blue_eyes, blue_one-piece_swimsuit, blue_sailor_collar, crop_top, flower, hair_flower, hair_ornament, kantai_collection, long_hair, looking_at_viewer, neckerchief, one-piece_swimsuit, one-piece_tan, ro-500_(kancolle), sailor_collar, school_swimsuit, sitting, smile, solo, sui_yamami, swimsuit, swimsuit_under_clothes, tan, tanlines