ahoge blush cosplay dutch_angle hair_flaps holding i-401_(kantai_collection) i-401_(kantai_collection)_(cosplay) kantai_collection looking_at_viewer low_twintails naik open_mouth purple_hair red_eyes sailor_collar school_swimsuit shirt simple_background sleeveless sleeveless_shirt solo sweat swimsuit swimsuit_under_clothes taigei_(kantai_collection) torpedo translation_request twintails wading water white_background white_shirt