1girl :d armband bangs black_legwear black_skirt blonde_hair blue_jacket breasts character_name crescent crescent_moon_pin gradient gradient_background jacket kantai_collection long_hair long_sleeves low_twintails machinery navel necktie open_mouth remodel_(kantai_collection) satsuki_(kantai_collection) school_uniform sigiri skirt small_breasts smile solo star thighhighs twintails yellow_eyes yellow_neckwear